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IsDown Outage History

Every past IsDown outage tracked by IsDown, with detection times, duration, and resolution details.

There were 38 IsDown outages since April 2022. The 10 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major April 21, 2026

April 2026: Issues processing background jobs and some timeouts

Detected Apr 21, 2026 4:01 PM EDT · Resolved Apr 21, 2026 4:39 PM EDT · Duration 38 minutes

IsDown experienced a major incident affecting background job processing and causing timeouts across their monitoring services for both custom and third-party services, as well as their API. The issue lasted 38 minutes before a fix was implemented and the incident was resolved after monitoring confirmed the solution was effective.

Major April 14, 2026

April 2026: Issues processing background jobs

Detected Apr 14, 2026 11:10 AM EDT · Resolved Apr 14, 2026 1:37 PM EDT · Duration about 2 hours

IsDown experienced a major incident with background job processing that affected both custom services and third-party services monitoring for 2.5 hours. The issue impacted the platform's ability to process monitoring tasks for these services. The incident was resolved after systems returned to normal operation and continued monitoring confirmed stability.

Major March 24, 2026

March 2026: Website Monitors might be triggering false alerts

Detected Mar 24, 2026 4:16 PM EDT · Resolved Mar 25, 2026 10:03 AM EDT · Duration about 18 hours

IsDown's website monitoring service experienced a major incident where monitors were triggering false down alerts for 17.8 hours. The issue was traced to problems with the North America server responsible for running website checks. The service implemented a fix and monitored the results before fully resolving the incident.

Major March 12, 2026

March 2026: Background jobs queue got stuck for some time

Detected Mar 12, 2026 12:39 PM EDT · Resolved Mar 12, 2026 12:49 PM EDT · Duration 10 minutes

IsDown experienced a major incident where background jobs for monitors and notifications became stuck in processing queues for 10 minutes. This affected multiple notification channels including webhooks, email, Slack, Discord, Microsoft Teams, Google Chat, Zapier, Datadog, and PagerDuty integrations. The issue was resolved by releasing a fix that restored normal queue processing.