Hosting

Hosting for a specific stack, and fixes for the errors you get once you're on it.

Cloudflare 522 on a Coolify server
Error 522 means Cloudflare gave up connecting to your server. These commands find where the connection stops on a Coolify VPS, and each result tells you where to look next.
gunlaug team · 8 Nov 2026 · 7 min
Fixing Cloudflare error 526
Cloudflare returns 526 when your server’s certificate fails validation under Full (strict). You can find the failing check with openssl, and on Traefik or Coolify the fix depends on how the certificate is issued.
gunlaug team · 8 Nov 2026 · 8 min