# raw\.http.request.uri.path.extension

`raw.http.request.uri.path.extension` String

The raw file extension in the request URI path without any transformation.

This is the raw field version of the [`http.request.uri.path.extension`](https://developers.cloudflare.com/ruleset-engine/rules-language/fields/reference/http.request.uri.path.extension/) field. Raw fields, prefixed with `raw.`, preserve original request values for later evaluations. These fields are immutable during the entire request evaluation workflow, and they are not affected by the actions of previously matched rules.

Categories:

* Request
* URI
* Raw fields
