Litmus Outage History

Litmus is up right now

Pingoru has recorded 65 incidents for Litmus: 3 in the last 12 months and 0 in the last 90 days.

Source: status.litmus.com

65incidents recorded
3last 12 months
0last 90 days
4 hourstypical duration
Incidents per month
012AprMayJunJulAugSepOct0
Share of hours with an open incident, any severity
0%50%100%AprMayJunJulAugSepOct0%
Pingoru began tracking Litmus in April 2026, so earlier months are not shown. Hover a bar for its value.
Show as a table
MonthIncidentsHours with an open incident
April 202611 of 720 (0%)
May 202600 of 744 (0%)
June 202600 of 720 (0%)
July 202600 of 744 (0%)
August 202600 of 744 (0%)
September 202600 of 720 (0%)
October 202600 of 510 (0%)

Incidents, newest first

Major April 17, 2026 Builder documents not loading when Partials are present 1h 19m Litmus Application

Started Apr 17, 2026, 03:37 PM UTC· resolved Apr 17, 2026, 04:56 PM UTC

  1. identified Apr 17, 2026, 03:37 PM UTC

    We've identified an issue where Builder documents taking advantage of Partials are not loading. Our team is working to implement a solution as soon as possible.

  2. identified Apr 17, 2026, 04:12 PM UTC

    Our team is continuing to work on a fix. We have identified the root cause and are actively implementing a solution.

  3. resolved Apr 17, 2026, 04:56 PM UTC

    This issue has been resolved.

Read the full incident report →

Major November 3, 2025 Litmus application unavailable 6h 30m Litmus Application

Started Nov 03, 2025, 02:15 PM UTC· resolved Nov 03, 2025, 08:46 PM UTC

  1. investigating Nov 03, 2025, 02:15 PM UTC

    We are currently investigating the issue and will provide an update as soon as possible.

  2. monitoring Nov 03, 2025, 02:38 PM UTC

    The application is now available again and our engineering team is monitoring the situation.

  3. monitoring Nov 03, 2025, 04:02 PM UTC

    We are continuing to monitor for any further issues.

  4. resolved Nov 03, 2025, 08:46 PM UTC

    This issue has been resolved.

Read the full incident report →

Critical November 3, 2025 Application unavailable 3h Litmus Application

Started Nov 03, 2025, 07:47 AM UTC· resolved Nov 03, 2025, 10:47 AM UTC

  1. investigating Nov 03, 2025, 07:47 AM UTC

    We are currently investigating this issue.

  2. monitoring Nov 03, 2025, 09:24 AM UTC

    The application is now available, our engineering team is monitoring.

  3. resolved Nov 03, 2025, 10:47 AM UTC

    This incident has been resolved.

Read the full incident report →

Major October 20, 2025 Multiple failures due to upstream service provider 1d 4h Litmus Application, AOL Mail (Chrome), AOL Mail (Edge), Email Analytics and 95 more

Started Oct 20, 2025, 09:58 AM UTC· resolved Oct 21, 2025, 02:07 PM UTC

  1. monitoring Oct 20, 2025, 09:58 AM UTC

    An upstream service provider has been experiencing problems since 08:11 UTC affecting some features. Their services are now recovering. We're monitoring for residual problems.

  2. monitoring Oct 20, 2025, 09:58 AM UTC

    We are continuing to monitor for any further issues.

  3. identified Oct 20, 2025, 01:21 PM UTC

    The upstream service provider issues are ongoing and affecting multiple other services, such as Litmus Previews and Litmus Analytics. We are attempting to fix the issue and are working with the service provider to restore functionality.

  4. monitoring Oct 20, 2025, 10:43 PM UTC

    The upstream service provider issues have resolved. We're monitoring for any residual issues.

  5. resolved Oct 21, 2025, 02:07 PM UTC

    These issues have been resolved.

Read the full incident report →

Major July 25, 2025 Yahoo! Mail Chrome email previews temporarily unavailable 11d 18h Yahoo Mail (Chrome)

Started Jul 25, 2025, 08:28 PM UTC· resolved Aug 06, 2025, 03:26 PM UTC

  1. investigating Jul 25, 2025, 08:28 PM UTC

    We are currently investigating this issue.

  2. resolved Aug 06, 2025, 03:26 PM UTC

    This incident has been resolved.

Read the full incident report →

Major May 5, 2025 Unable to send/share emails via Litmus Builder 1d 1h Litmus Application

Started May 05, 2025, 08:36 PM UTC· resolved May 06, 2025, 10:00 PM UTC

  1. investigating May 05, 2025, 08:36 PM UTC

    We are currently investigating an issue that's preventing emails shared/sent via Litmus Builder from being received.

  2. investigating May 07, 2025, 08:37 AM UTC

    This issue has been resolved. Any email that was not received will need to be resent from Builder.

  3. resolved May 07, 2025, 08:39 AM UTC

    This issue has been resolved. Any email that was not received will need to be resent from Builder.

Read the full incident report →

Minor April 24, 2025 Incoming email tests are delayed 46m Litmus Application

Started Apr 24, 2025, 03:36 PM UTC· resolved Apr 24, 2025, 04:22 PM UTC

  1. investigating Apr 24, 2025, 03:36 PM UTC

    We are currently investigating an issue where emails sent to your Litmus test address are delayed/not arriving.

  2. resolved Apr 24, 2025, 04:22 PM UTC

    This issue has been resolved. If you have not received your Litmus test already, please resend your email using your Litmus test address.

Read the full incident report →

Major April 13, 2025 Email Analytics Outage 7h 53m Email Analytics

Started Apr 13, 2025, 02:14 PM UTC· resolved Apr 13, 2025, 10:08 PM UTC

  1. investigating Apr 13, 2025, 02:14 PM UTC

    Email Analytics is currently down and we are not receiving data as of 9:00am EDT.

  2. monitoring Apr 13, 2025, 05:05 PM UTC

    Email Analytics processing has resumed as of 12:10pm EDT. We are monitoring, but the issue is resolved.

  3. resolved Apr 13, 2025, 10:08 PM UTC

    After careful monitoring, we are now closing this incident. Original issue was resolved at 12:10pm EDT with no impact after that.

Read the full incident report →

Minor December 9, 2024 Litmus Application slowdown 3h 12m Litmus Application

Started Dec 09, 2024, 04:34 PM UTC· resolved Dec 09, 2024, 07:46 PM UTC

  1. investigating Dec 09, 2024, 04:34 PM UTC

    We are investigating an issue causing intermittent slowdown in the Litmus application.

  2. identified Dec 09, 2024, 05:11 PM UTC

    We've identified the issue and are working to restore Litmus as soon as possible.

  3. resolved Dec 09, 2024, 07:46 PM UTC

    This issue has been resolved.

Read the full incident report →

Major November 26, 2024 Unable to send emails from Putsmail 1h 44m

Started Nov 26, 2024, 03:25 PM UTC· resolved Nov 26, 2024, 05:09 PM UTC

  1. investigating Nov 26, 2024, 03:25 PM UTC

    We are currently investigating an issue with sending emails from Putsmail.

  2. resolved Nov 26, 2024, 05:09 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor November 14, 2024 Delay in processing incoming email tests 3h 14m Litmus Application

Started Nov 14, 2024, 02:31 PM UTC· resolved Nov 14, 2024, 05:45 PM UTC

  1. investigating Nov 14, 2024, 02:31 PM UTC

    We are currently investigating delays in processing incoming email tests. If you are able to test using raw HTML, you can use that method in the meantime.

  2. identified Nov 14, 2024, 03:17 PM UTC

    The issue has been identified and a solution is being implemented.

  3. monitoring Nov 14, 2024, 04:01 PM UTC

    A fix has been implemented and we are monitoring the results. If your test is not showing in your account, please resend it.

  4. resolved Nov 14, 2024, 05:45 PM UTC

    This incident has been resolved.

Read the full incident report →

Major November 14, 2024 Legacy Emails view unavailable 3h 17m Litmus Application

Started Nov 14, 2024, 05:26 AM UTC· resolved Nov 14, 2024, 08:44 AM UTC

  1. investigating Nov 14, 2024, 05:26 AM UTC

    Following database maintenance we're investigating a performance regression that's made this feature unusable.

  2. resolved Nov 14, 2024, 08:44 AM UTC

    This incident has been resolved.

Read the full incident report →

Notice November 13, 2024 iPhone 15 email previews temporarily unavailable 5d 23h

Started Nov 13, 2024, 08:03 PM UTC· resolved Nov 19, 2024, 07:17 PM UTC

  1. identified Nov 13, 2024, 08:03 PM UTC

    iPhone 15 email previews are currently unavailable.

  2. resolved Nov 19, 2024, 07:17 PM UTC

    This incident has been resolved.

Read the full incident report →

Major November 1, 2024 Incoming email tests are not being processed 1h 20m Litmus Application

Started Nov 01, 2024, 01:27 PM UTC· resolved Nov 01, 2024, 02:47 PM UTC

  1. investigating Nov 01, 2024, 01:27 PM UTC

    We are currently investigating errors in processing incoming email tests. If you are able to test using raw HTML, we recommend using that method in the meantime.

  2. identified Nov 01, 2024, 01:51 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Nov 01, 2024, 02:24 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Nov 01, 2024, 02:47 PM UTC

    This has been resolved. If you sent in a test during the impacted period, it should come through once we have caught up. You can send the test again if you prefer.

Read the full incident report →

Major October 31, 2024 Intermittent errors on some Personalize content types 1h 48m Litmus Personalize

Started Oct 31, 2024, 10:22 AM UTC· resolved Oct 31, 2024, 12:11 PM UTC

  1. investigating Oct 31, 2024, 10:22 AM UTC

    We are currently investigating the issue impacting some server requests. If you are seeing an error, a page refresh should help.

  2. monitoring Oct 31, 2024, 11:57 AM UTC

    A fix has been implemented and we are monitoring the results.

  3. resolved Oct 31, 2024, 12:11 PM UTC

    This incident has been resolved.

Read the full incident report →