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    История сбоев Substack

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

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    Delays in post delivery

    Начало 3 июня 2026 г. в 13:58 UTC · 52m

    Pending
    Затронутые компоненты
    Email delivery
    1. 3 июня 2026 г. в 13:58 UTCinvestigating

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

    2. 3 июня 2026 г. в 14:16 UTCmonitoring

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

    3. 3 июня 2026 г. в 14:50 UTCresolved

      This incident has been resolved.

    Service degraded due to a provider.

    Начало 22 апреля 2026 г. в 19:12 UTC · 1h 36m

    Pending
    Затронутые компоненты
    Writer dashboardsCustom domainsPush NotificationsEmail deliverySubscription invoice processingSubstack.comSubstack publications
    1. 22 апреля 2026 г. в 19:12 UTCinvestigating

      We are experiencing an issue with a provider.

    2. 22 апреля 2026 г. в 19:36 UTCidentified

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

    3. 22 апреля 2026 г. в 19:45 UTCmonitoring

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

    4. 22 апреля 2026 г. в 20:48 UTCresolved

      This incident has been resolved.

    Issue with reported open rates

    Начало 27 марта 2026 г. в 22:20 UTC · 44d 19h

    Pending
    Затронутые компоненты
    Email delivery
    1. 27 марта 2026 г. в 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 мая 2026 г. в 17:55 UTCresolved

      This incident has been resolved.

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

    Начало 27 февраля 2026 г. в 00:41 UTC · 2h 54m

    IssuesНезначительный инцидент
    Затронутые компоненты
    Writer dashboards
    1. 27 февраля 2026 г. в 00:41 UTCidentified

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

    2. 27 февраля 2026 г. в 03:35 UTCresolved

      This incident has been resolved.

    Publisher Stats Loading

    Начало 26 февраля 2026 г. в 23:10 UTC · 33m

    IssuesНезначительный инцидент
    Затронутые компоненты
    Writer dashboards
    1. 26 февраля 2026 г. в 23:10 UTCinvestigating

      We're aware of an issue affecting loading publisher stats

    2. 26 февраля 2026 г. в 23:40 UTCidentified

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

    3. 26 февраля 2026 г. в 23:43 UTCresolved

      This incident has been resolved.

    Substack Availability Issues

    Начало 12 февраля 2026 г. в 23:25 UTC · 1h 5m

    OutageСерьёзный инцидент
    Затронутые компоненты
    Writer dashboardsSubstack.comSubstack publications
    1. 12 февраля 2026 г. в 23:25 UTCinvestigating

      We are currently investigating this issue.

    2. 12 февраля 2026 г. в 23:42 UTCidentified

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

    3. 12 февраля 2026 г. в 23:43 UTCmonitoring

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

    4. 13 февраля 2026 г. в 00:31 UTCresolved

      This incident has been resolved.

    Substack Availability Issues

    Начало 11 февраля 2026 г. в 14:24 UTC · 1h 21m

    OutageСерьёзный инцидент
    Затронутые компоненты
    Writer dashboardsSubstack.comSubstack publications
    1. 11 февраля 2026 г. в 14:24 UTCinvestigating

      We are investigating an issue loading substack.com

    2. 11 февраля 2026 г. в 14:41 UTCidentified

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

    3. 11 февраля 2026 г. в 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 февраля 2026 г. в 14:57 UTCidentified

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

    5. 11 февраля 2026 г. в 15:10 UTCidentified

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

    6. 11 февраля 2026 г. в 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 февраля 2026 г. в 15:45 UTCresolved

      This incident has been resolved.

    Issues loading Notes

    Начало 15 января 2026 г. в 12:35 UTC · 15m

    Pending
    Затронутые компоненты
    Substack.com
    1. 15 января 2026 г. в 12:35 UTCinvestigating

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

    2. 15 января 2026 г. в 12:47 UTCmonitoring

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

    3. 15 января 2026 г. в 12:50 UTCresolved

      This incident has been resolved.

    Elevated latencies

    Начало 14 января 2026 г. в 17:38 UTC · 3h 9m

    Pending
    1. 14 января 2026 г. в 17:38 UTCinvestigating

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

    2. 14 января 2026 г. в 19:25 UTCmonitoring

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

    3. 14 января 2026 г. в 20:47 UTCresolved

      This incident has been resolved.

    Delays in audio read-aloud processing.

    Начало 5 января 2026 г. в 17:17 UTC · 12h 19m

    Pending
    1. 5 января 2026 г. в 17:17 UTCinvestigating

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

    2. 6 января 2026 г. в 05:36 UTCresolved

      This incident has been resolved.

    Substack is experiencing issues

    Начало 22 декабря 2025 г. в 23:31 UTC · 42m

    IssuesНезначительный инцидент
    Затронутые компоненты
    Substack.com
    1. 22 декабря 2025 г. в 23:31 UTCinvestigating

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

    2. 22 декабря 2025 г. в 23:52 UTCmonitoring

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

    3. 23 декабря 2025 г. в 00:13 UTCresolved

      This incident has been resolved.

    Substack is experiencing issues

    Начало 18 ноября 2025 г. в 14:39 UTC · 38m

    IssuesНезначительный инцидент
    Затронутые компоненты
    Writer dashboardsCustom domainsSubstack.comSubstack publications
    1. 18 ноября 2025 г. в 14:39 UTCinvestigating

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

    2. 18 ноября 2025 г. в 14:45 UTCmonitoring

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

    3. 18 ноября 2025 г. в 15:16 UTCresolved

      This incident has been resolved.

    Push notifications delayed on iOS

    Начало 5 ноября 2025 г. в 16:52 UTC · 46m

    Pending
    Затронутые компоненты
    Push Notifications
    1. 5 ноября 2025 г. в 16:52 UTCidentified

      We are experiencing delays due to a service provider outage.

    2. 5 ноября 2025 г. в 17:29 UTCmonitoring

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

    3. 5 ноября 2025 г. в 17:38 UTCresolved

      This incident has been resolved.

    Post emails delayed

    Начало 20 октября 2025 г. в 13:41 UTC · 11h 11m

    OutageСерьёзный инцидент
    Затронутые компоненты
    Email delivery
    1. 20 октября 2025 г. в 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 октября 2025 г. в 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 октября 2025 г. в 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 октября 2025 г. в 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 октября 2025 г. в 21:50 UTCmonitoring

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

    6. 21 октября 2025 г. в 00:52 UTCresolved

      This incident has been resolved.

    Post notifications are delayed

    Начало 4 октября 2025 г. в 16:06 UTC · 4h 22m

    IssuesНезначительный инцидент
    Затронутые компоненты
    Push NotificationsEmail delivery
    1. 4 октября 2025 г. в 16:06 UTCinvestigating

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

    2. 4 октября 2025 г. в 16:25 UTCidentified

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

    3. 4 октября 2025 г. в 19:22 UTCmonitoring

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

    4. 4 октября 2025 г. в 20:29 UTCresolved

      This incident has been resolved.

    Post email delivery is delayed

    Начало 20 сентября 2025 г. в 14:42 UTC · 1h 43m

    Pending
    Затронутые компоненты
    Email delivery
    1. 20 сентября 2025 г. в 14:42 UTCinvestigating

      We are currently investigating this issue.

    2. 20 сентября 2025 г. в 16:08 UTCmonitoring

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

    3. 20 сентября 2025 г. в 16:25 UTCresolved

      This incident has been resolved.

    Substack experiencing increased latency

    Начало 15 сентября 2025 г. в 15:24 UTC · 3h 47m

    IssuesНезначительный инцидент
    Затронутые компоненты
    Writer dashboardsCustom domainsEmail deliverySubstack.comSubstack publications
    1. 15 сентября 2025 г. в 15:24 UTCinvestigating

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

    2. 15 сентября 2025 г. в 15:34 UTCinvestigating

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

    3. 15 сентября 2025 г. в 15:42 UTCidentified

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

    4. 15 сентября 2025 г. в 15:50 UTCidentified

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

    5. 15 сентября 2025 г. в 16:38 UTCidentified

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

    6. 15 сентября 2025 г. в 16:46 UTCmonitoring

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

    7. 15 сентября 2025 г. в 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 сентября 2025 г. в 17:43 UTCidentified

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

    9. 15 сентября 2025 г. в 18:39 UTCmonitoring

      Substack is operating normally and our team is monitoring.

    10. 15 сентября 2025 г. в 19:12 UTCresolved

      This incident has been resolved.

    Delay in sending scheduled posts

    Начало 30 августа 2025 г. в 16:17 UTC · 15m

    Pending
    Затронутые компоненты
    Email delivery
    1. 30 августа 2025 г. в 16:17 UTCidentified

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

    2. 30 августа 2025 г. в 16:30 UTCmonitoring

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

    3. 30 августа 2025 г. в 16:32 UTCresolved

      This incident has been resolved.

    Livestream creation not working

    Начало 26 августа 2025 г. в 14:06 UTC · 39m

    Pending
    1. 26 августа 2025 г. в 14:06 UTCinvestigating

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

    2. 26 августа 2025 г. в 14:45 UTCresolved

      This incident has been resolved.

    Unable to sign in on the Android app

    Начало 11 августа 2025 г. в 16:15 UTC · 20m

    Pending
    1. 11 августа 2025 г. в 16:15 UTCinvestigating

      We are currently investigating this issue.

    2. 11 августа 2025 г. в 16:27 UTCmonitoring

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

    3. 11 августа 2025 г. в 16:35 UTCresolved

      This incident has been resolved.