We are aware that users in some regions are seeing certificate issues on tailscale.com, and we're investigating the issue. login.tailscale.com and other Tailscale services are not affected.<p>We will post updates at <a href="https://status.tailscale.com/" rel="nofollow">https://status.tailscale.com/</a>
Update:
The cert issue should now be resolved, and we will continue to monitor. Sorry for any interruption, and please let us know if you're still experiencing any issues.