---
title: Request Matchers
description: Using request matchers to specify which requests should respond. TODO
---
This section describes matcher functions designed to target and match the host in incoming HTTP requests.
These matchers are especially useful when using the proxy and record-and-playback features of `httpmock`.
## host
{{{docs.when.host}}}
## host_not
{{{docs.when.host_not}}}
## host_includes
{{{docs.when.host_includes}}}
## host_excludes
{{{docs.when.host_excludes}}}
## host_prefix
{{{docs.when.host_prefix}}}
## host_prefix_not
{{{docs.when.host_prefix_not}}}
## host_suffix
{{{docs.when.host_suffix}}}
## host_suffix_not
{{{docs.when.host_suffix_not}}}
## host_matches
{{{docs.when.host_matches}}}