A free online IIS URL Rewrite rule tester. Debug your web.config rewrite rules, redirects, rewrite maps, and conditions without deploying. See exactly which rule matches and why.

Rewrite Rules

Rewrite Maps (optional)

Test Request

Full URL

Options

HTTPS Has www

Server Variable Overrides

HTTP_HOST

REMOTE_ADDR

HTTP_USER_AGENT

HTTP_REFERER

REQUEST_METHOD

SERVER_PORT

Rule Evaluation Trace

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Paste rules, enter a URL, and click Run Test

<rewrite> Tester

Rewrite Rules

Test Request

Rule Evaluation Trace