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    50 Substack incidents · czerwiec 2024 — official updates, affected components, duration and resolution details.

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    Delays in post delivery

    Początek 3 czerwca 2026 13:58 UTC · 52m

    Pending
    Dotknięte komponenty
    Email delivery
    1. 3 czerwca 2026 13:58 UTCinvestigating

      We are experiencing delays in post email delivery due to an outage from a third party service provider.

    2. 3 czerwca 2026 14:16 UTCmonitoring

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

    3. 3 czerwca 2026 14:50 UTCresolved

      This incident has been resolved.

    Service degraded due to a provider.

    Początek 22 kwietnia 2026 19:12 UTC · 1h 36m

    Pending
    Dotknięte komponenty
    Writer dashboardsCustom domainsPush NotificationsEmail deliverySubscription invoice processingSubstack.comSubstack publications
    1. 22 kwietnia 2026 19:12 UTCinvestigating

      We are experiencing an issue with a provider.

    2. 22 kwietnia 2026 19:36 UTCidentified

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

    3. 22 kwietnia 2026 19:45 UTCmonitoring

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

    4. 22 kwietnia 2026 20:48 UTCresolved

      This incident has been resolved.

    Issue with reported open rates

    Początek 27 marca 2026 22:20 UTC · 44d 19h

    Pending
    Dotknięte komponenty
    Email delivery
    1. 27 marca 2026 22:20 UTCinvestigating

      We’re investigating an issue affecting reported open rates for some publishers. Current evidence suggests this is related to how Gmail loads tracking pixels, and does not indicate a change in engagement or deliverability. We take responsibility for ensuring these metrics are accurate and are prioritizing improvements to our open rate tracking so this is resolved as quickly as possible. We will continue to provide updates here as we learn more.

    2. 11 maja 2026 17:55 UTCresolved

      This incident has been resolved.

    We're aware of an issue causing delays in publisher stats

    Początek 27 lutego 2026 00:41 UTC · 2h 54m

    IssuesDrobny incydent
    Dotknięte komponenty
    Writer dashboards
    1. 27 lutego 2026 00:41 UTCidentified

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

    2. 27 lutego 2026 03:35 UTCresolved

      This incident has been resolved.

    Publisher Stats Loading

    Początek 26 lutego 2026 23:10 UTC · 33m

    IssuesDrobny incydent
    Dotknięte komponenty
    Writer dashboards
    1. 26 lutego 2026 23:10 UTCinvestigating

      We're aware of an issue affecting loading publisher stats

    2. 26 lutego 2026 23:40 UTCidentified

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

    3. 26 lutego 2026 23:43 UTCresolved

      This incident has been resolved.

    Substack Availability Issues

    Początek 12 lutego 2026 23:25 UTC · 1h 5m

    OutagePoważny incydent
    Dotknięte komponenty
    Writer dashboardsSubstack.comSubstack publications
    1. 12 lutego 2026 23:25 UTCinvestigating

      We are currently investigating this issue.

    2. 12 lutego 2026 23:42 UTCidentified

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

    3. 12 lutego 2026 23:43 UTCmonitoring

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

    4. 13 lutego 2026 00:31 UTCresolved

      This incident has been resolved.

    Substack Availability Issues

    Początek 11 lutego 2026 14:24 UTC · 1h 21m

    OutagePoważny incydent
    Dotknięte komponenty
    Writer dashboardsSubstack.comSubstack publications
    1. 11 lutego 2026 14:24 UTCinvestigating

      We are investigating an issue loading substack.com

    2. 11 lutego 2026 14:41 UTCidentified

      We've identified the issue and are deploying changes to address.

    3. 11 lutego 2026 14:53 UTCidentified

      We are continuing to work to restore service. Currently all Substack clients and services are experiencing elevated error rates and degraded performance.

    4. 11 lutego 2026 14:57 UTCidentified

      We are continuing to work on a fix for this issue.

    5. 11 lutego 2026 15:10 UTCidentified

      We have deployed a fix and are continuing to see recovery.

    6. 11 lutego 2026 15:15 UTCmonitoring

      All Substack services have been restored and error rates and latency have returned to normal levels. Our team is continuing to monitor.

    7. 11 lutego 2026 15:45 UTCresolved

      This incident has been resolved.

    Issues loading Notes

    Początek 15 stycznia 2026 12:35 UTC · 15m

    Pending
    Dotknięte komponenty
    Substack.com
    1. 15 stycznia 2026 12:35 UTCinvestigating

      We're currently investigating an issue affecting load times of notes and inboxes

    2. 15 stycznia 2026 12:47 UTCmonitoring

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

    3. 15 stycznia 2026 12:50 UTCresolved

      This incident has been resolved.

    Elevated latencies

    Początek 14 stycznia 2026 17:38 UTC · 3h 9m

    Pending
    1. 14 stycznia 2026 17:38 UTCinvestigating

      Substack is experiencing elevated latencies. We are working to investigate the issue.

    2. 14 stycznia 2026 19:25 UTCmonitoring

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

    3. 14 stycznia 2026 20:47 UTCresolved

      This incident has been resolved.

    Delays in audio read-aloud processing.

    Początek 5 stycznia 2026 17:17 UTC · 12h 19m

    Pending
    1. 5 stycznia 2026 17:17 UTCinvestigating

      We're experiencing a delay in processing the automated read-alouds for posts in the apps.

    2. 6 stycznia 2026 05:36 UTCresolved

      This incident has been resolved.

    Substack is experiencing issues

    Początek 22 grudnia 2025 23:31 UTC · 42m

    IssuesDrobny incydent
    Dotknięte komponenty
    Substack.com
    1. 22 grudnia 2025 23:31 UTCinvestigating

      We are currently observing increased latency on Substack surfaces and are investigating the issue.

    2. 22 grudnia 2025 23:52 UTCmonitoring

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

    3. 23 grudnia 2025 00:13 UTCresolved

      This incident has been resolved.

    Substack is experiencing issues

    Początek 18 listopada 2025 14:39 UTC · 38m

    IssuesDrobny incydent
    Dotknięte komponenty
    Writer dashboardsCustom domainsSubstack.comSubstack publications
    1. 18 listopada 2025 14:39 UTCinvestigating

      We are experiencing issues caused by a service provider, some access to Substack might be limited

    2. 18 listopada 2025 14:45 UTCmonitoring

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

    3. 18 listopada 2025 15:16 UTCresolved

      This incident has been resolved.

    Push notifications delayed on iOS

    Początek 5 listopada 2025 16:52 UTC · 46m

    Pending
    Dotknięte komponenty
    Push Notifications
    1. 5 listopada 2025 16:52 UTCidentified

      We are experiencing delays due to a service provider outage.

    2. 5 listopada 2025 17:29 UTCmonitoring

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

    3. 5 listopada 2025 17:38 UTCresolved

      This incident has been resolved.

    Post emails delayed

    Początek 20 października 2025 13:41 UTC · 11h 11m

    OutagePoważny incydent
    Dotknięte komponenty
    Email delivery
    1. 20 października 2025 13:41 UTCinvestigating

      We are experiencing delays with processing scheduled posts related to an outage from one of our service providers. Our team is investigating.

    2. 20 października 2025 13:49 UTCinvestigating

      We are also seeing issues with publication dashboards including partial outages across the subscriber tab and some statistics. We are working to mitigate.

    3. 20 października 2025 14:12 UTCidentified

      We are seeing recovery of our publisher dashboard functionality. Other service functions such as scheduled posts continue to be degraded.

    4. 20 października 2025 16:51 UTCidentified

      We continue to experience delays with processing scheduled posts related to an outage from one of our service providers. Users can publish posts manually to bypass this. Our team is still investigating.

    5. 20 października 2025 21:50 UTCmonitoring

      Scheduled post sends are operational and we have caught up with the backlog.

    6. 21 października 2025 00:52 UTCresolved

      This incident has been resolved.

    Post notifications are delayed

    Początek 4 października 2025 16:06 UTC · 4h 22m

    IssuesDrobny incydent
    Dotknięte komponenty
    Push NotificationsEmail delivery
    1. 4 października 2025 16:06 UTCinvestigating

      We are experiencing delays in sending out email and push notifications for published posts.

    2. 4 października 2025 16:25 UTCidentified

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

    3. 4 października 2025 19:22 UTCmonitoring

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

    4. 4 października 2025 20:29 UTCresolved

      This incident has been resolved.

    Post email delivery is delayed

    Początek 20 września 2025 14:42 UTC · 1h 43m

    Pending
    Dotknięte komponenty
    Email delivery
    1. 20 września 2025 14:42 UTCinvestigating

      We are currently investigating this issue.

    2. 20 września 2025 16:08 UTCmonitoring

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

    3. 20 września 2025 16:25 UTCresolved

      This incident has been resolved.

    Substack experiencing increased latency

    Początek 15 września 2025 15:24 UTC · 3h 47m

    IssuesDrobny incydent
    Dotknięte komponenty
    Writer dashboardsCustom domainsEmail deliverySubstack.comSubstack publications
    1. 15 września 2025 15:24 UTCinvestigating

      We are currently investigating reports of increased latency and slow response times across Substack.

    2. 15 września 2025 15:34 UTCinvestigating

      We are continuing to investigate increased latency and error rates across Substack.

    3. 15 września 2025 15:42 UTCidentified

      We have identified an issue and are seeing normal performance across all systems.

    4. 15 września 2025 15:50 UTCidentified

      We are continuing to investigate increased latency and error rates across Substack.

    5. 15 września 2025 16:38 UTCidentified

      We are working to resolve the remaining performance issues across Substack and expect to see recovery shortly.

    6. 15 września 2025 16:46 UTCmonitoring

      We are seeing recovery of performance across Substack and are monitoring the issue.

    7. 15 września 2025 16:53 UTCmonitoring

      As part of the earlier incident, we are noting delays in analytics updating and post email delivery. We are working to resolve the issue.

    8. 15 września 2025 17:43 UTCidentified

      We are seeing recurrence of increased error rates and degraded performance across Substack.

    9. 15 września 2025 18:39 UTCmonitoring

      Substack is operating normally and our team is monitoring.

    10. 15 września 2025 19:12 UTCresolved

      This incident has been resolved.

    Delay in sending scheduled posts

    Początek 30 sierpnia 2025 16:17 UTC · 15m

    Pending
    Dotknięte komponenty
    Email delivery
    1. 30 sierpnia 2025 16:17 UTCidentified

      We are investigating a delay in the sending of scheduled posts.

    2. 30 sierpnia 2025 16:30 UTCmonitoring

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

    3. 30 sierpnia 2025 16:32 UTCresolved

      This incident has been resolved.

    Livestream creation not working

    Początek 26 sierpnia 2025 14:06 UTC · 39m

    Pending
    1. 26 sierpnia 2025 14:06 UTCinvestigating

      We are experiencing an issue with a service provider that is causing livestream creation to be broken.

    2. 26 sierpnia 2025 14:45 UTCresolved

      This incident has been resolved.

    Unable to sign in on the Android app

    Początek 11 sierpnia 2025 16:15 UTC · 20m

    Pending
    1. 11 sierpnia 2025 16:15 UTCinvestigating

      We are currently investigating this issue.

    2. 11 sierpnia 2025 16:27 UTCmonitoring

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

    3. 11 sierpnia 2025 16:35 UTCresolved

      This incident has been resolved.