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Incidents.

Tailscale outage history and postmortems

Developer tools · 23 incidents in 90 days · 99.77% implied uptime · last 9d ago

Status page Compare

Incidents

25 on file
StartedIncidentDuration
Sep 1606:43 UTCIru (formerly Kandji) device posture integration failure2h 13m
Sep 123:10 UTCSCIM groups not being updated for secondary tailnets in multi tailnet organizations29m
Sep 112:47 UTCFunnel connectivity issues3h 31m
Aug 2814:16 UTCGoogle user and group sync issues2h 50m
Aug 2417:14 UTCCoordination service issues1h 27m
Aug 2000:58 UTCCoordination service issues2h 24m
Aug 1905:53 UTCIssues with browser-based Tailscale clients3h 29m
Aug 1720:27 UTCCoordination service performance issues1h 52m
Aug 1222:06 UTCLogin attempts failing40m
Aug 1016:10 UTCCertificate creation issues8h 31m
Aug 308:39 UTCCertificate creation issues7h 44m
Aug 307:01 UTCCoordination server issues4h 24m
Aug 110:00 UTCLog streaming performance issues2d 11h
Jul 3117:17 UTCSome users are experiencing Error 500 messages when trying to sign in28m
Jul 2510:54 UTCAperture is unavailable for self-serve users1h 40m
Jul 2221:22 UTCService advertisement issues58m
Jul 2113:43 UTCControl D Integration Issues2h 41m
Jul 2022:29 UTCLogin Attempts Failing20m
Jul 1614:38 UTCCoordination server issues4h 4m
Jul 1608:13 UTCAdmin console and pkgs.tailscale.com are unavailable4h 51m
Jul 1408:42 UTCBilling page in the admin console unexpectedly refreshing4h 1m
Jul 809:50 UTCCoordination server issues36m
Jul 115:55 UTCIssue with approving devices1h 43m
Jun 2314:11 UTCDERP performance degraded1h 35m
Jun 1613:53 UTCTailscale blog issues31m
About Tailscale

The last year, day by day

No incident Minor Major CriticalDeeper colour: longer outage

Downtime, added up

Developer tools median
5h

Tailscale: 5h weighted downtime in range, category median 1h 30m.

23 incidents, 3 major or critical, 2d 5h of incident time (10h 46m major or critical, 43h 2m partial), longest 2d 11h, implied uptime 99.77%, between Jun 28, 2026 and Sep 25, 2026.

Across fru.dev:Company profileChangefeedUptime

Questions

Is Tailscale down right now?

Check Tailscale's own status page at https://status.tailscale.com for the live state. This page shows Tailscale's incident history from that page; the most recent incident started 2026-09-16: "Iru (formerly Kandji) device posture integration failure".

How often does Tailscale have outages?

Tailscale posted 23 incidents in the last 90 days and 25 in the last year, 3 of them major or critical in the last 90 days. The median incident lasted 2h 24m.

When was Tailscale's last major outage?

2026-09-01: "Funnel connectivity issues", lasting 3h 31m.

What usually causes Tailscale incidents?

Tailscale's status updates in this period do not name a root cause.

Sources: vendors' own status pages, published postmortems and SEC 8-K Item 1.05 filings, read daily. Times as reported. Logos via logo.dev; trademarks belong to their owners.

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