Twilio experienced a minor incident on August 31, 2026 affecting SendGrid API and SendGrid Website, lasting 20h 42m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Aug 31, 2026, 07:45 PM UTC
Starting around 11:45 AM PDT, our engineers began investigating an issue where users may experience inconsistencies while viewing Suppression - Blocks list data via API (v3/suppression/blocks) and the dashboard. Mail send is not impacted. We will provide another update in an hour or as soon as more information becomes available.
- investigating Aug 31, 2026, 08:42 PM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Aug 31, 2026, 09:36 PM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Aug 31, 2026, 10:33 PM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Aug 31, 2026, 11:32 PM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Sep 01, 2026, 12:33 AM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Sep 01, 2026, 01:43 AM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Sep 01, 2026, 02:45 AM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- investigating Sep 01, 2026, 03:41 AM UTC
Our engineers are continuing to investigate the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail send remains unaffected. We will provide another update in an hour or as soon as more information becomes available.
- monitoring Sep 01, 2026, 04:27 AM UTC
We are continuing to monitor the issue causing inconsistencies with Suppression - Blocks list data (v3/suppression/blocks). Mail delivery is fully operational. We will provide the next update tomorrow morning PDT or sooner if details change.
- resolved Sep 01, 2026, 04:27 PM UTC
Our engineers have monitored the fix and confirmed that the issue with Suppression Blocks List Data Inconsistencies has been resolved. The previous impact where a subset of requests from certain regions may not have received timely updates on Block suppressions has been resolved for the SendGrid UI dashboard and for the API. All services are now operating normally at this time.