Error Code Portal
CloudflareCloudflare HTTP errorsError code

1018

Error 1018: Could not find host

Alternative forms: Error 1018

What does this code mean?

Code 1018 · An issue reported by Cloudflare HTTP errors.

Official explanation · Original text

This error indicates that the host could not be found. - The Cloudflare domain was recently activated and there is a delay propagating the domain's settings to the Cloudflare edge network. - The Cloudflare domain was created via a Cloudflare partner (for example, a hosting provider) and the provider's DNS failed.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

Error 1018: Could not find host ↗

Creator: Cloudflare, Inc. and contributors
License: Creative Commons Attribution 4.0 International
Checked on: 2026-11-12

Modifications: Selected introductory official description; Markdown stripped; original Korean product context added. Direct official error page retains the complete cause and resolution instructions.

Source details · Original licenses and notices