Cloudflare Docs

Cloudflare Docs

Overview
Transform Rules
URL Rewrite Rules

Create a rule in the dashboard
Create a rule via API
URL rewrite examples
Reference

API parameter reference
Available fields and functions

Request Header Modification Rules

Create a rule in the dashboard
Create a rule via API
Request header modification examples
Reference

Format of header names and values
Available fields and functions
API parameter reference

Response Header Modification Rules

Create a rule in the dashboard
Create a rule via API
Response header modification examples
Reference

Format of header names and values
Available fields and functions
API parameter reference

Manage Transform Rules
Troubleshooting
URL normalization
How it works
Configure in the dashboard
Available settings
Bulk Redirects (beta)
Concepts
How it works
Create Bulk Redirects in the dashboard
Create Bulk Redirects via API
Use cases
Reference

URL Redirect parameters
Supported URL components
Available fields and functions
CSV file format
API JSON objects

FAQ

Troubleshoot Transform Rules

After configuring a Transform Rule, you may get runtime errors related to the rule configuration.

For more information on these errors, refer to Troubleshooting Cloudflare 1XXX errors.