Tailscale experienced a minor incident on June 13, 2026 affecting Certificates, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jun 12, 2026, 08:29 PM UTC
Status: Investigating We are investigating a problem which is causing problems with issuing new certificates for MagicDNS hostnames. This problem affects manual certificate issuance and the deployment of new services through Tailscale Serve or Tailscale Funnel. Existing certificates and services currently exposed by Serve or Funnel will remain unaffected as long as the current certificates stay valid. Affected components Certificates (Full outage)
- identified Jun 12, 2026, 09:33 PM UTC
Status: Identified We have identified the problem that is causing problems with issuing new certificates for MagicDNS hostnames. We are working on a fix. Affected components Certificates (Degraded performance)
- monitoring Jun 12, 2026, 11:59 PM UTC
Status: Monitoring A fix has been deployed and we are monitoring for any further problems. Affected components Certificates (Operational)
- resolved Jun 13, 2026, 12:31 AM UTC
Status: Resolved This incident has been resolved. Affected components Certificates (Operational)