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The curl command is an essential tool for anyone using proxies. It lets you quickly verify that your proxy server works, check your public IP, test authentication, and diagnose errors - all from a single terminal window.

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Build the command

To check a proxy with curl, use the protocol output format shown in the dashboard: Once you have your proxy, build the command line. Image
With a real username, which carries your targeting parameters:
Replace PASSWORD with your own proxy password. For what each part of the username means, see Understanding your proxy string.

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Run it

  1. Press Windows key + R to open the Run dialog.
  2. Type cmd and press Enter to open the Command Prompt.
  3. Paste the curl command and press Enter.

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Read the result

A result where the proxy string is live looks like this:
Terminal output from a successful curl request through the proxy
A result where the proxy string is not online looks like this:
Terminal output from a failed curl request through the proxy

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Common curl errors

Don’t hesitate to contact support if you have any questions.