Twilio Outage History

Started May 19, 2026, 10:35 PM UTC· resolved May 21, 2026, 10:31 PM UTC

1. investigating May 19, 2026, 10:35 PM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to GTA Wireless network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 19, 2026, 10:46 PM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to GTA Wireless network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. identified May 19, 2026, 11:46 PM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to GTA Wireless network subscribers in the United States. Our team has identified the cause and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

4. identified May 20, 2026, 01:47 AM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to GTA Wireless network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

5. identified May 20, 2026, 05:47 AM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to GTA Wireless network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

6. monitoring May 20, 2026, 06:02 AM UTC

   We have observed a recovery in SMS delivery from Twilio to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

7. monitoring May 20, 2026, 08:03 AM UTC

   We have observed a recovery in SMS delivery from Twilio to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

8. monitoring May 20, 2026, 12:03 PM UTC

   We have observed a recovery in SMS delivery from Twilio Phone Numbers to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

9. monitoring May 20, 2026, 08:04 PM UTC

   We have observed a recovery in SMS delivery from Twilio Phone Numbers to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.

10. identified May 20, 2026, 08:06 PM UTC

    Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to GTA Wireless network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

11. monitoring May 20, 2026, 09:09 PM UTC

    We have observed a recovery in SMS delivery from Twilio Phone Numbers to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

12. monitoring May 20, 2026, 11:10 PM UTC

    We have observed a recovery in SMS delivery from Twilio Phone Numbers to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

13. monitoring May 21, 2026, 03:13 AM UTC

    We have observed a recovery in SMS delivery from Twilio to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

14. monitoring May 21, 2026, 11:15 AM UTC

    We have observed a recovery in SMS delivery from Twilio Phone Numbers to GTA Wireless network subscribers in the United States and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.

15. resolved May 21, 2026, 10:31 PM UTC

    The incident has been resolved and SMS delivery from Twilio Phone Numbers to GTA Wireless network subscribers in the United States is operating normally.

Read the full incident report →

Started May 19, 2026, 08:16 PM UTC· resolved May 19, 2026, 11:24 PM UTC

1. investigating May 19, 2026, 08:16 PM UTC

   Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to New Zealand. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 19, 2026, 08:33 PM UTC

   Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to New Zealand. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 19, 2026, 09:16 PM UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to New Zealand and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. monitoring May 19, 2026, 11:23 PM UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to New Zealand and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

5. resolved May 19, 2026, 11:24 PM UTC

   The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to New Zealand is operating normally.

Read the full incident report →

Started May 19, 2026, 06:42 PM UTC· resolved May 19, 2026, 07:37 PM UTC

1. identified May 19, 2026, 06:42 PM UTC

   We are currently experiencing an issue with Intelligent Alerts. Our team is actively investigating and working on a resolution. We expect to provide another update in 1 hour as soon as more information becomes available.

2. monitoring May 19, 2026, 07:11 PM UTC

   The issue affecting Intelligent Alerts delivery has been resolved. Service has been fully restored. We will provide another update in 30 minutes or as soon as more information becomes available.

3. resolved May 19, 2026, 07:37 PM UTC

   The issue affecting Intelligent Alerts delivery has been resolved. Service has been fully restored. We apologize for any inconvenience.

Read the full incident report →

Started May 19, 2026, 04:48 PM UTC· resolved May 19, 2026, 10:54 PM UTC

1. investigating May 19, 2026, 04:48 PM UTC

   Twilio customers may be experiencing MMS delivery receipt delays from Twilio to T-Mobile network subscribers in the Czech Republic. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.

2. investigating May 19, 2026, 04:51 PM UTC

   We are continuing to investigate this issue.

3. identified May 19, 2026, 04:55 PM UTC

   Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to T-Mobile network subscribers in the Czech Republic. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.

4. identified May 19, 2026, 05:56 PM UTC

   Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Numbers to T-Mobile network subscribers in the Czech Republic. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.

5. identified May 19, 2026, 07:58 PM UTC

   Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to T-Mobile network subscribers in the Czech Republic. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.

6. monitoring May 19, 2026, 08:59 PM UTC

   We have observed a recovery in SMS delivery receipts from a subset of Twilio Alphanumeric Numbers to T-Mobile network subscribers in the Czech Republic and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

7. resolved May 19, 2026, 10:54 PM UTC

   The incident has been resolved and SMS delivery receipts from a subset of Twilio Alphanumeric Numbers to T-Mobile network subscribers in the Czech Republic are operating normally.

Read the full incident report →

Started May 19, 2026, 03:21 PM UTC· resolved May 19, 2026, 04:08 PM UTC

1. investigating May 19, 2026, 03:21 PM UTC

   Our monitoring systems have detected a potential issue with One Console Voice SIP Domain regional pages. Our engineers have been alerted and are investigating. We will provide an update when we have more details.

2. identified May 19, 2026, 03:38 PM UTC

   Customers trying access SIP Domains details created on au1 and ie1 regions are facing an error that prevents the details from being displayed on OneConsole. We expect to provide another update in 1 hour or as soon as more information becomes available.

3. resolved May 19, 2026, 04:08 PM UTC

   Issue with One Console Voice SIP Domain regional pages has been resolved and is operating normally at this time.

Read the full incident report →

Started May 19, 2026, 02:31 PM UTC· resolved May 19, 2026, 09:32 PM UTC

1. investigating May 19, 2026, 02:31 PM UTC

   Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Greece. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. investigating May 19, 2026, 03:35 PM UTC

   Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Greece. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

3. monitoring May 19, 2026, 07:30 PM UTC

   We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Greece and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. resolved May 19, 2026, 09:32 PM UTC

   The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in Greece are operating normally.

Read the full incident report →

Started May 19, 2026, 01:21 PM UTC· resolved May 25, 2026, 04:07 PM UTC

1. identified May 19, 2026, 01:21 PM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. monitoring May 19, 2026, 02:23 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We will continue to monitor for system stability. We'll provide another update in 2 hours or as soon as more information becomes available.

3. monitoring May 19, 2026, 04:39 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We’ll continue to monitor for the next 24 hours and we’ll provide the next update on May 20, 9:30 am PST.

4. monitoring May 20, 2026, 04:43 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We’ll continue to monitor for the next 24 hours and we’ll provide the next update on May 21, 9:30 am PST.

5. monitoring May 21, 2026, 04:18 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We’ll continue to monitor for the next 24 hours and we’ll provide the next update by May 22, 9:30 am PST.

6. monitoring May 22, 2026, 04:20 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We’ll continue to monitor for the next 24 hours and we’ll provide the next update by May 23, 9:30 am PST.

7. monitoring May 23, 2026, 04:21 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We’ll continue to monitor for the next 24 hours and we’ll provide the next update by May 24, 9:30 am PST.

8. monitoring May 24, 2026, 04:15 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe is now operating normally. We’ll continue to monitor for the next 24 hours and we’ll provide the next update by May 25, 9:30 am PST.

9. resolved May 25, 2026, 04:07 PM UTC

   SMS delivery delays from Twilio to network subscribers on multiple networks in multiple countries in Europe has been resolved and is operating normally at this time.

Read the full incident report →

Started May 19, 2026, 07:46 AM UTC· resolved May 19, 2026, 07:07 PM UTC

1. investigating May 19, 2026, 07:46 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. investigating May 19, 2026, 08:46 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

3. investigating May 19, 2026, 10:54 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

4. identified May 19, 2026, 02:15 PM UTC

   Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

5. monitoring May 19, 2026, 03:02 PM UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

6. monitoring May 19, 2026, 05:07 PM UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

7. resolved May 19, 2026, 07:07 PM UTC

   The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to Algar Telecom network subscribers in Brazil is operating normally.

Read the full incident report →

Started May 19, 2026, 05:57 AM UTC· resolved May 19, 2026, 12:50 PM UTC

1. investigating May 19, 2026, 05:57 AM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio to Hi3G network subscribers in Denmark. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. investigating May 19, 2026, 06:57 AM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio to Hi3G network subscribers in Denmark. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

3. identified May 19, 2026, 07:29 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Numbers and Hi3G network subscribers in Denmark. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

4. identified May 19, 2026, 08:37 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Numbers and Hi3G network subscribers in Denmark. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

5. monitoring May 19, 2026, 10:47 AM UTC

   We have observed a recovery in SMS delivery between Twilio Phone Numbers and Hi3G network subscribers in Denmark and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

6. resolved May 19, 2026, 12:50 PM UTC

   The incident has been resolved and SMS delivery between Twilio and Hi3G network subscribers in Denmark is operating normally.

Read the full incident report →

Started May 19, 2026, 05:07 AM UTC· resolved May 19, 2026, 05:45 AM UTC

1. investigating May 19, 2026, 05:07 AM UTC

   We are currently observing a spike in Whatsapp conversations outbound messages delay. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. monitoring May 19, 2026, 05:17 AM UTC

   We are observing recovery in Whatsapp conversations outbound messages delay. We will continue monitoring the service to ensure a full recovery. We will provide another update in 30 minutes or as soon as more information becomes available.

3. resolved May 19, 2026, 05:45 AM UTC

   We are no longer experiencing Whatsapp conversations outbound messages delay. This incident has been resolved.

Read the full incident report →

Started May 18, 2026, 08:36 PM UTC· resolved May 18, 2026, 11:38 PM UTC

1. investigating May 18, 2026, 08:36 PM UTC

   Twilio customers may be experiencing SMS delivery failures between Twilio Phone Numbers and network subscribers on multiple networks in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 18, 2026, 08:51 PM UTC

   Twilio customers may be experiencing SMS delivery failures between Twilio and multiple networks in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 18, 2026, 09:14 PM UTC

   We have observed a recovery in SMS delivery between Twilio Phone Numbers and multiple networks in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. monitoring May 18, 2026, 11:15 PM UTC

   We have observed a recovery in SMS delivery between Twilio and network subscribers on multiple networks in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

5. resolved May 18, 2026, 11:38 PM UTC

   The incident has been resolved and SMS delivery between Twilio Phone Numbers and affected networks in Brazil is operating normally.

Read the full incident report →

Started May 18, 2026, 06:42 PM UTC· resolved May 20, 2026, 11:15 PM UTC

1. identified May 18, 2026, 06:42 PM UTC

   Our engineers have identified the issue where Customers may experience a delay in getting Twilio/flows templates approved on WhatsApp and are working to deploy a fix. We expect to provide another update in 1 hour or as soon as more information becomes available.

2. identified May 18, 2026, 07:41 PM UTC

   Our engineers have identified an issue where customers may experience a delay in getting Twilio/Flows templates approved on WhatsApp and are still working to deploy a fix. We expect to provide another update in 2 hours or as soon as more information becomes available.

3. identified May 18, 2026, 10:12 PM UTC

   Our engineers have identified an issue where customers may experience a delay in getting Twilio/Flows templates approved on WhatsApp and are still working to deploy a fix. We expect to provide another update in 4 hours or as soon as more information becomes available.

4. identified May 19, 2026, 01:54 AM UTC

   Our engineers have identified an issue where customers may experience a delay in getting Twilio/Flows templates approved on WhatsApp and are still working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

5. identified May 20, 2026, 02:06 AM UTC

   Our engineers have identified an issue where customers may experience a delay in getting Twilio/Flows templates approved on WhatsApp and are still working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

6. monitoring May 20, 2026, 09:28 PM UTC

   Our engineers have deployed a fix for the issue causing delays in Twilio/Flows template approvals on WhatsApp. We are now monitoring the service to ensure stability and confirm that the issue is fully resolved. We will provide another update in 2 hours or as soon as more information becomes available.

7. resolved May 20, 2026, 11:15 PM UTC

   Our engineers have monitored the fix and confirmed the issue with WhatsApp templates has been resolved. All services are now operating normally at this time.

Read the full incident report →

Started May 18, 2026, 03:56 PM UTC· resolved May 18, 2026, 05:12 PM UTC

1. investigating May 18, 2026, 03:56 PM UTC

   Our monitoring systems have detected a potential issue with a small percentage of text to speech messages could be dropped. Our engineers have been alerted and are investigating. We will provide an update when we have more details.

2. identified May 18, 2026, 04:29 PM UTC

   We're seeing failures on text-to-speech, using Google Standard model are intermittently failing. We expect to provide another update in 1 hours or as soon as more information becomes available.

3. monitoring May 18, 2026, 04:41 PM UTC

   Text-to-speech using Google Standard model are now operating normally. We will continue to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.

4. resolved May 18, 2026, 05:12 PM UTC

   Text-to-speech, using Google Standard model has been resolved and is operating normally at this time.

Read the full incident report →

Started May 18, 2026, 02:08 PM UTC· resolved May 18, 2026, 02:52 PM UTC

1. investigating May 18, 2026, 02:08 PM UTC

   We are currently investigating an issue where Intelligent Alerts may be unavailable for some customers. Our engineering team has been alerted. We expect to provide an update in 1 hour or as soon as more information becomes available.

2. monitoring May 18, 2026, 02:22 PM UTC

   Intelligent Alerts Currently Unavailable is now operating normally. Alerts were unavailable during the impact window but were replayed. Impact Window: 6:05 AM PT - 6:40 AM PT. We will continue to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.

3. resolved May 18, 2026, 02:52 PM UTC

   Intelligent Alerts unavailable for some customers has been resolved and is operating normally at this time.

Read the full incident report →

Started May 18, 2026, 09:10 AM UTC· resolved May 18, 2026, 10:46 AM UTC

1. investigating May 18, 2026, 09:10 AM UTC

   We are currently investigating an issue where a small percentage of real-time transcripts generated via the transcription TwiML verb are failing to be stored in Conversational Intelligence. This is also preventing the subsequent intelligence analysis of those transcripts from being completed. Our team is actively working to resolve this service disruption, and we expect to provide another update in 2 hours or as soon as more information becomes available.

2. monitoring May 18, 2026, 09:45 AM UTC

   Our engineers have implemented a fix and are monitoring system performance. We are currently seeing recovery for the storage of real-time transcripts and their subsequent intelligence analysis. We will provide another update in 2 hours or as soon as more information becomes available.

3. resolved May 18, 2026, 10:46 AM UTC

   The issue preventing the storage of real-time transcripts and their subsequent intelligence analysis has been resolved, and Conversational Intelligence is operating normally at this time.

Read the full incident report →

Started May 16, 2026, 08:55 PM UTC· resolved May 17, 2026, 01:05 AM UTC

1. identified May 16, 2026, 08:55 PM UTC

   Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio El Salvador Phone Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 16, 2026, 08:56 PM UTC

   Twilio customers may be experiencing voice call failures from network subscribers to Twilio El Salvador Phone Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. identified May 16, 2026, 09:56 PM UTC

   Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio El Salvador Phone Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

4. monitoring May 16, 2026, 11:01 PM UTC

   We have observed a recovery in voice calls from network subscribers to Twilio El Salvador Phone Numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

5. resolved May 17, 2026, 01:05 AM UTC

   The incident has been resolved and voice calls from network subscribers to a subset of Twilio El Salvador Phone Numbers are operating normally.

Read the full incident report →

Started May 16, 2026, 05:11 PM UTC· resolved May 17, 2026, 12:55 AM UTC

1. investigating May 16, 2026, 05:11 PM UTC

   Twilio customers may be experiencing SMS delivery delays from Twilio to network subscribers on multiple networks in Colombia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 16, 2026, 06:24 PM UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes and Short Codes to network subscribers on multiple networks in Colombia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. identified May 16, 2026, 07:24 PM UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes and Short Codes to network subscribers on multiple networks in Colombia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

4. identified May 16, 2026, 09:24 PM UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes and Short Codes to network subscribers on multiple networks in Colombia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

5. monitoring May 16, 2026, 10:54 PM UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Long Codes and Short Codes to network subscribers on multiple networks in Colombia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

6. resolved May 17, 2026, 12:55 AM UTC

   The incident has been resolved and SMS delivery from a subset of Twilio Long Codes and Short Codes to network subscribers on affected networks in Colombia is operating normally.

Read the full incident report →

Started May 16, 2026, 10:51 AM UTC· resolved May 16, 2026, 01:57 PM UTC

1. investigating May 16, 2026, 10:51 AM UTC

   Twilio customers may be experiencing User Authentication Identity Gateway API high latency in multiple countries. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 16, 2026, 11:04 AM UTC

   Twilio customers may be experiencing User Authentication Identity Gateway API high latency in multiple countries. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 16, 2026, 11:45 AM UTC

   We have observed a recovery in User Authentication Identity Gateway API high latency across multiple networks in multiple countries and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. monitoring May 16, 2026, 01:55 PM UTC

   We have observed a recovery in User Authentication Identity Gateway API high latency in multiple countries and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

5. resolved May 16, 2026, 01:57 PM UTC

   The incident has been resolved and User Authentication Identity Gateway API high latency in multiple countries is operating normally.

Read the full incident report →

Started May 15, 2026, 08:51 PM UTC· resolved Jun 03, 2026, 07:59 AM UTC

1. identified May 15, 2026, 08:51 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 1 hour or as soon as more information becomes available.

2. identified May 15, 2026, 09:51 PM UTC

   We are continuing to investigate an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED. We expect to provide another update in 2 hours or as soon as more information becomes available.

3. identified May 15, 2026, 11:45 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

4. identified May 16, 2026, 11:45 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

5. identified May 17, 2026, 11:09 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

6. identified May 18, 2026, 11:09 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

7. identified May 19, 2026, 10:47 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

8. identified May 20, 2026, 10:34 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

9. identified May 21, 2026, 10:32 PM UTC

   Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

10. identified May 22, 2026, 10:32 PM UTC

    Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

11. identified May 23, 2026, 10:26 PM UTC

    Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

12. identified May 24, 2026, 10:21 PM UTC

    Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

13. identified May 26, 2026, 10:18 PM UTC

    Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

14. identified May 27, 2026, 10:18 PM UTC

    Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

15. identified May 28, 2026, 10:17 PM UTC

    Our engineers have identified an issue with a subset of AU Sender ID registration submissions directly transitioning to REJECTED and are working to deploy a fix. We expect to provide another update in 24 hours or as soon as more information becomes available.

16. monitoring May 29, 2026, 12:01 PM UTC

    Our engineers have implemented a fix to a subset of AU Sender ID registration submissions directly transitioning to REJECTED. We will continue to monitor for system stability. We'll provide another update in 24 hours or as soon as more information becomes available.

17. monitoring May 30, 2026, 12:00 PM UTC

    Our engineers have implemented a fix to a subset of AU Sender ID registration submissions directly transitioning to REJECTED. We will continue to monitor for system stability. We'll provide another update in 24 hours or as soon as more information becomes available.

18. monitoring May 31, 2026, 12:00 PM UTC

    Our engineers have implemented a fix to a subset of AU Sender ID registration submissions directly transitioning to REJECTED. We will continue to monitor for system stability. We'll provide another update in 24 hours or as soon as more information becomes available.

19. monitoring Jun 01, 2026, 12:03 PM UTC

    Our engineers have implemented a fix to a subset of AU Sender ID registration submissions directly transitioning to REJECTED. We will continue to monitor for system stability. We'll provide another update in 24 hours or as soon as more information becomes available.

20. monitoring Jun 02, 2026, 12:00 PM UTC

    Our engineers have implemented a fix to a subset of AU Sender ID registration submissions directly transitioning to REJECTED. We will continue to monitor for system stability. We'll provide another update in 24 hours or as soon as more information becomes available.

21. resolved Jun 03, 2026, 07:59 AM UTC

    We are no longer experiencing issues with a subset of AU Sender ID registration submissions directly transitioning to REJECTED . This incident has been resolved.

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Started May 15, 2026, 06:20 AM UTC· resolved May 15, 2026, 10:17 PM UTC

1. investigating May 15, 2026, 06:20 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and network subscribers on multiple networks in Thailand. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. investigating May 15, 2026, 07:20 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and network subscribers on multiple networks in Thailand. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

3. identified May 15, 2026, 08:54 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and network subscribers on multiple networks in Thailand. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

4. identified May 15, 2026, 09:55 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and network subscribers on multiple networks in Thailand. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

5. identified May 15, 2026, 12:04 PM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and multiple networks in Thailand. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

6. monitoring May 15, 2026, 03:02 PM UTC

   We have observed a recovery in SMS delivery between Twilio Phone Numbers and network subscribers on multiple networks in Thailand and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

7. monitoring May 15, 2026, 05:03 PM UTC

   We have observed a recovery in SMS delivery between Twilio Phone Numbers and network subscribers on multiple networks in Thailand and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

8. monitoring May 15, 2026, 09:03 PM UTC

   We have observed a recovery in SMS delivery between Twilio Phone Numbers and network subscribers on multiple networks in Thailand and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

9. resolved May 15, 2026, 10:17 PM UTC

   The incident has been resolved and SMS delivery between Twilio Phone Numbers and affected networks in Thailand is operating normally.

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Started May 15, 2026, 03:54 AM UTC· resolved May 15, 2026, 07:04 AM UTC

1. investigating May 15, 2026, 03:54 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Toll-Free Numbers to network subscribers on multiple networks in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 15, 2026, 04:09 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Toll-Free Numbers to network subscribers on multiple networks in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 15, 2026, 05:11 AM UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Toll-Free Numbers to network subscribers on multiple networks in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. resolved May 15, 2026, 07:04 AM UTC

   The incident has been resolved and SMS delivery from a subset of Twilio Toll-Free Numbers to affected networks in the United States is operating normally.

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Started May 15, 2026, 03:01 AM UTC· resolved May 15, 2026, 05:43 AM UTC

1. investigating May 15, 2026, 03:01 AM UTC

   Twilio customers may be experiencing voice call audio quality degradation from a subset of Twilio United States Phone Numbers to network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 15, 2026, 03:25 AM UTC

   Twilio customers may be experiencing voice call audio quality degradation from a subset of Twilio United States Phone Numbers to network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 15, 2026, 03:36 AM UTC

   We have observed a recovery in voice calls from a subset of Twilio United States Phone Numbers to network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. resolved May 15, 2026, 05:43 AM UTC

   The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in the United States are operating normally.

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Started May 14, 2026, 09:07 PM UTC· resolved May 14, 2026, 09:16 PM UTC

1. investigating May 14, 2026, 09:07 PM UTC

   Twilio customers may be experiencing SMS delivery failures from Twilio Phone Numbers to AT&T network subscribers in Mexico. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 14, 2026, 09:10 PM UTC

   Twilio customers may be experiencing SMS delivery failures from Twilio Phone Numbers to AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 14, 2026, 09:16 PM UTC

   We have observed a recovery in SMS delivery from Twilio Phone Numbers to AT&T network subscribers in Mexico and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

4. resolved May 14, 2026, 09:16 PM UTC

   The incident has been resolved and SMS delivery from Twilio Phone Numbers to AT&T network subscribers in Mexico is operating normally.

Read the full incident report →

Started May 14, 2026, 08:50 PM UTC· resolved May 19, 2026, 12:01 PM UTC

1. investigating May 14, 2026, 08:50 PM UTC

   Twilio customers may be experiencing SMS delivery failures from Twilio Phone Numbers to AT&T network subscribers in Mexico. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 14, 2026, 08:58 PM UTC

   Twilio customers may be experiencing SMS delivery failures from Twilio Phone Numbers to AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

3. identified May 14, 2026, 10:01 PM UTC

   Twilio customers may be experiencing SMS delivery failures from Twilio Phone Numbers to AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

4. identified May 14, 2026, 10:33 PM UTC

   Twilio customers may be experiencing SMS delivery failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

5. identified May 14, 2026, 11:34 PM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

6. identified May 15, 2026, 01:34 AM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

7. identified May 15, 2026, 05:37 AM UTC

   Twilio customers may be experiencing SMS delivery failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

8. identified May 15, 2026, 01:44 PM UTC

   Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.

9. identified May 16, 2026, 05:45 AM UTC

   Twilio customers may be experiencing SMS delivery failures and delays between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

10. identified May 17, 2026, 05:46 AM UTC

    Twilio customers may be experiencing SMS delivery delays and failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

11. identified May 18, 2026, 05:51 AM UTC

    Twilio customers may be experiencing SMS delivery failures between Twilio Phone Numbers and AT&T network subscribers in Mexico. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

12. monitoring May 19, 2026, 05:54 AM UTC

    We have observed a recovery in SMS delivery between Twilio Phone Numbers and AT&T network subscribers in Mexico and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

13. monitoring May 19, 2026, 07:56 AM UTC

    We have observed a recovery in SMS delivery between Twilio Phone Numbers and AT&T network subscribers in Mexico and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

14. resolved May 19, 2026, 12:01 PM UTC

    The incident has been resolved and SMS delivery between Twilio Phone Numbers and AT&T network subscribers in Mexico is operating normally.

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Started May 14, 2026, 04:45 PM UTC· resolved May 14, 2026, 05:47 PM UTC

1. investigating May 14, 2026, 04:45 PM UTC

   Starting around 9:34 AM on May 14th 2026, our engineers began investigating an issue with the Sender Engagement Quality (SEQ) API endpoint not working as expected. Users may experience the Sender Engagement Quality (SEQ) API endpoint not working with the correct permission keys. This does not impact mail send. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified May 14, 2026, 04:53 PM UTC

   Our engineers have identified the issue and are working toward a fix. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring May 14, 2026, 05:12 PM UTC

   Our engineers have implemented a fix and are monitoring system performance. SendGrid Engagement Quality API endpoint is now working as expected with API keys. We will provide another update in 30 minutes or as soon as more information becomes available.

4. resolved May 14, 2026, 05:47 PM UTC

   Our engineers have monitored the fix and confirmed the issue with Sender Engagement Quality (SEQ) API endpoint has been resolved. All services are now operating normally at this time.

Read the full incident report →