SMTP2GO Outage History
SMTP2GO is up right nowPingoru has recorded 51 incidents for SMTP2GO: 37 in the last 12 months and 16 in the last 90 days.
Show as a table
| Month | Incidents | Hours with an open incident |
|---|---|---|
| April 2026 | 3 | 15 of 720 (2%) |
| May 2026 | 1 | 3 of 744 (0%) |
| June 2026 | 2 | 11 of 720 (2%) |
| July 2026 | 2 | 11 of 744 (2%) |
| August 2026 | 3 | 18 of 744 (2%) |
| September 2026 | 9 | 41 of 720 (6%) |
| October 2026 | 4 | 13 of 589 (2%) |
Incidents, newest first
Minor February 8, 2026 Connectivity issues for "mail-au.smtp2go.com" 2h 53m Email sending (SMTP service)
Started Feb 08, 2026, 11:57 PM UTC· resolved Feb 09, 2026, 02:51 AM UTC
- identified Feb 08, 2026, 11:57 PM UTC
Some customers may experience intermittent connection failures when connecting to "mail-au.smtp2go.com". Our development team has identified the issue and is taking corrective action to restore full stability as quickly as possible. Recommended Action: While we resolve this, you can maintain a stable connection by switching your SMTP server address to "mail.smtp2go.com".
- resolved Feb 09, 2026, 02:51 AM UTC
This issue has now been resolved, and services are operating normally. We apologise for any inconvenience this may have caused. If you continue to experience any connection failures when connecting to "mail-au.smtp2go.com", please reach out to our support team for assistance.
Major January 22, 2026 Delivery Delays 1d 4h Email sending (SMTP service)
Started Jan 22, 2026, 07:44 PM UTC· resolved Jan 24, 2026, 12:26 AM UTC
- investigating Jan 22, 2026, 07:44 PM UTC
We are currently investigating an issue affecting the mail servers. During this time, users may experience delays in email delivery.
- identified Jan 22, 2026, 08:02 PM UTC
Our team has identified a global service outage affecting Microsoft. As a result, outbound emails to Microsoft-hosted domains may be delayed. We are securely holding affected messages and will continue to automatically re-attempt delivery until Microsoft resolves the issue.
- resolved Jan 24, 2026, 12:26 AM UTC
This incident has been resolved.
Notice January 20, 2026 Login Page Loading Issues 12h 29m SMTP2GO Website
Started Jan 20, 2026, 03:27 PM UTC· resolved Jan 21, 2026, 03:57 AM UTC
- investigating Jan 20, 2026, 03:27 PM UTC
Some customers are experiencing issues loading the SMTP2GO login page. Please try logging in at https://app-us.smtp2go.com/login/ while we investigate this issue
- investigating Jan 20, 2026, 04:08 PM UTC
We are continuing to investigate this issue. If you cannot log in, please try using: https://app-us.smtp2go.com/login/
- resolved Jan 21, 2026, 03:57 AM UTC
This issue was caused by network instability at Akamai/Linode datacenters in the EU. This has now been resolved as per their bulletin on the issue.
Notice January 12, 2026 API Error 2h 38m API Servers
Started Jan 12, 2026, 03:33 PM UTC· resolved Jan 12, 2026, 06:11 PM UTC
- investigating Jan 12, 2026, 03:33 PM UTC
We’re aware of an API issue when calling api.smtp2go.com/v3/email/send endpoint and the server is sending back an HTTP status Code 500 for certain emails. Our development team is investigating.
- resolved Jan 12, 2026, 06:11 PM UTC
The underlying service the API uses to send emails had an intermittent fault, causing some communication issues between the services. This issue has now been resolved.
Major December 11, 2025 Connectivity issue 14m Email sending (SMTP service), API Servers, SMS Messaging
Started Dec 11, 2025, 07:39 AM UTC· resolved Dec 11, 2025, 07:53 AM UTC
- investigating Dec 11, 2025, 07:39 AM UTC
A current issue with connectivity is being investigated. Updates will be provided when available.
- resolved Dec 11, 2025, 07:53 AM UTC
This incident has been resolved. It appears to be related to a recent database configuration change. Further investigations will take place to ensure stability and to prevent such an incident from happening again.
Minor November 13, 2025 Subaccounts: Verified Senders Issue 7h 47m Member Dashboard
Started Nov 13, 2025, 03:40 PM UTC· resolved Nov 13, 2025, 11:28 PM UTC
- investigating Nov 13, 2025, 03:40 PM UTC
Some users may be experiencing issues with subaccount management. Our team is currently investigating an error affecting the ability to share verified senders between master accounts and their associated subaccounts.
- monitoring Nov 13, 2025, 09:48 PM UTC
A fix has been implemented, and we're continuing to monitor. If you encounter any further issues granting subaccounts access to verified sender domains, please reach out to our support team.
- resolved Nov 13, 2025, 11:28 PM UTC
This incident has been resolved.
Notice November 5, 2025 Greylisting Issues with Microsoft/Yahoo 7d 15h Email sending (SMTP service)
Started Nov 05, 2025, 02:47 PM UTC· resolved Nov 13, 2025, 06:34 AM UTC
- investigating Nov 05, 2025, 02:47 PM UTC
We have identified some greylisting issues with Microsoft/Outlook and Yahoo and are actively working on solutions to mitigate the slowed delivery.
- monitoring Nov 06, 2025, 03:01 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Nov 13, 2025, 06:34 AM UTC
This incident has been resolved.
Minor October 21, 2025 Delay in email events showing on the Activity page - AU region 10h 16m Member Dashboard
Started Oct 21, 2025, 02:04 AM UTC· resolved Oct 21, 2025, 12:20 PM UTC
- identified Oct 21, 2025, 02:04 AM UTC
We are currently investigating a reporting delay that may affect some users in the AU region. Please note that email delivery is unaffected and messages are sending successfully. However, emails on your Activity reporting page may be temporarily stuck at the "Processed" status, even though they have already been delivered to the recipient. Our team is actively working on a fix for this delay in reporting events and is closely monitoring the results.
- monitoring Oct 21, 2025, 03:00 AM UTC
The backlog of delayed reporting events is now clearing, and we are continuing to monitor the system closely.
- resolved Oct 21, 2025, 12:20 PM UTC
This incident has been resolved.
Minor October 9, 2025 Activity Report: "Processed" Emails 7h 59m Member Dashboard
Started Oct 09, 2025, 02:46 PM UTC· resolved Oct 09, 2025, 10:46 PM UTC
- monitoring Oct 09, 2025, 02:46 PM UTC
Some users may observe that their activity reports include messages marked as “processed,” even though these messages have already been successfully delivered. Our team is working on a fix and actively monitoring the results.
- resolved Oct 09, 2025, 10:46 PM UTC
This issue has been resolved. While email delivery remained fully unaffected throughout the incident, we are aware that some emails sent during this time may not reflect the "Delivered" status in the reporting. We apologise for the inconvenience encountered due to this. If you have any questions regarding the status of specific emails, please reach out to our support team.
Minor October 1, 2025 Delivery Delays (emails held as "Processed") - AU region 7h 14m Email sending (SMTP service)
Started Oct 01, 2025, 01:45 AM UTC· resolved Oct 01, 2025, 08:59 AM UTC
- identified Oct 01, 2025, 01:45 AM UTC
We've identified the cause of recent email delivery delays in the AU region. Our team is currently implementing a fix, and the backlog of emails should begin clearing shortly. We apologize for any inconvenience this may have caused.
- monitoring Oct 01, 2025, 02:19 AM UTC
The email backlogs are clearing, and we are continuing to monitor.
- monitoring Oct 01, 2025, 03:53 AM UTC
With further improvements now in place, we are continuing to monitor the system to ensure delivery times return to normal.
- resolved Oct 01, 2025, 08:59 AM UTC
This incident has been resolved.
Notice September 30, 2025 Delay in Processing of Emails 3h 8m Email sending (SMTP service)
Started Sep 30, 2025, 01:26 PM UTC· resolved Sep 30, 2025, 04:34 PM UTC
- investigating Sep 30, 2025, 01:26 PM UTC
We are aware of an issue with a mail server that is causing a delay in processing for some users. You may see emails held in "Processed" state. Our developers have identified the cause of the issue and are working to have this resolved. We will publish any updates here.
- monitoring Sep 30, 2025, 02:26 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Sep 30, 2025, 04:34 PM UTC
This incident has been resolved.
Notice September 25, 2025 False Positive SpamHaus Listing 2h 52m Email sending (SMTP service)
Started Sep 25, 2025, 09:26 AM UTC· resolved Sep 25, 2025, 12:19 PM UTC
- investigating Sep 25, 2025, 09:26 AM UTC
Some users are reporting soft bounces due to a false positive SpamHaus listing. SMTP2GO has confirmed with SpamHaus this is a false positive and the listing has been removed. See more here: https://www.spamhaus.org/query/ip/158.120.85.125 Please reach out to our support team if you believe you've been impacted
- investigating Sep 25, 2025, 11:27 AM UTC
We are continuing to investigate this issue.
- resolved Sep 25, 2025, 12:19 PM UTC
This incident has been resolved.
Notice September 17, 2025 Login Issues and Possible App Slowness 5h 4m Member Dashboard
Started Sep 17, 2025, 03:02 PM UTC· resolved Sep 17, 2025, 08:07 PM UTC
- investigating Sep 17, 2025, 03:02 PM UTC
We are currently investigating login issues and possible app slowness. We apologise for any inconvenience encountered due to this.
- identified Sep 17, 2025, 07:29 PM UTC
The issue has been identified and a fix is being implemented.
- monitoring Sep 17, 2025, 07:52 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Sep 17, 2025, 08:07 PM UTC
This incident has been resolved. If any users are still experiencing issues, please contact support at [email protected].
Notice September 7, 2025 Rejected Emails 10h
Started Sep 07, 2025, 01:30 PM UTC· resolved Sep 07, 2025, 11:30 PM UTC
- resolved Sep 08, 2025, 04:37 AM UTC
Between 21:30 UTC and 23:15 UTC on September 7, a server misconfiguration temporarily affected email delivery. A small number of emails were rejected with the error "550 From header sender domain not verified", or some bounced emails with a DMARC error (for domains with a DMARC policy of reject). The issue was resolved, and all services are fully operational. We apologize for any inconvenience this may have caused.
Minor August 26, 2025 Display Issue of Processed Emails 2d 15h Member Dashboard
Started Aug 26, 2025, 08:59 AM UTC· resolved Aug 29, 2025, 12:13 AM UTC
- investigating Aug 26, 2025, 08:59 AM UTC
We've noticed an issue with our internal reporting system, resulting in a delay for email events, which can cause emails to appear "processed" even after they've been delivered.
- investigating Aug 26, 2025, 09:48 AM UTC
We are continuing to investigate this issue.
- identified Aug 26, 2025, 10:33 AM UTC
The issue has been identified and a fix is being implemented.
- identified Aug 26, 2025, 10:37 AM UTC
A fix has been implemented. We are currently monitoring the outcome.
- monitoring Aug 26, 2025, 10:39 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Aug 29, 2025, 12:13 AM UTC
This incident has been resolved.
Minor July 21, 2025 Login and password reset error 13m Member Dashboard
Started Jul 21, 2025, 04:02 AM UTC· resolved Jul 21, 2025, 04:16 AM UTC
- identified Jul 21, 2025, 04:02 AM UTC
A small number of customers may be encountering an error when trying to log in to their account, or an error of "too many recovery attempts - try later" when trying to reset the password. Our development team are aware and currently working to resolve this. We apologise for the inconvenience encountered and will update here as soon as we have further details. Note: sending is not impacted.
- resolved Jul 21, 2025, 04:16 AM UTC
The login and password reset issue has now been resolved. We apologise for the inconvenience encountered due to this. Please reach out to our support team if you continue to encounter any further issues with accessing your account or resetting the password.