530 🟧 Cloudflare

Cloudflare HTTP 530 (with Error 1016 Origin DNS error / 1033 tunnel error)

Cloudflare returns 530 together with a 1xxx error; the 1xxx code (usually 1016 or 1033) tells you the real cause.

Seen on: Cloudflare

Meaning

530 is a wrapper status: Cloudflare couldn’t resolve or reach the origin. 1016 means the origin hostname (CNAME target) doesn’t resolve; 1033 means a Cloudflare Tunnel isn’t connected.

Common causes

  • Origin CNAME target doesn’t resolve (1016)
  • Cloudflare Tunnel down (1033)
  • DNS record deleted at the origin provider

⚡ Quick fix

  1. Read the 1xxx code on the page and follow that fix
  2. Check the CNAME target resolves publicly
  3. Check cloudflared status

Detailed fix by platform

Shell

  1. bash
    dig +short CNAME app.example.com @1.1.1.1
dig +short origin.provider.net @1.1.1.1

How to diagnose

  1. Code — Which 1xxx code appears?
  2. DNS — Target resolves?

🔧 Still not fixed?

Many errors look alike. If the steps above didn’t solve it, one of these is probably what you’re facing:

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