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1016

Error 1016: Origin DNS error

Alternative forms: Error 1016

What does this code mean?

Code 1016 · An issue reported by Cloudflare HTTP errors.

Official explanation · Original text

This error indicates that Cloudflare cannot resolve the origin web server's IP address. Common causes for error 1016 are:

Troubleshooting and diagnostic links

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

Source and terms of use

Error 1016: Origin DNS error ↗

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