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VPN and Tor leak tests

Open one of these pages after you connect a VPN or Tor. It shows the IP address and DNS server the web sees.

Several of these sites belong to VPN companies.

Order: what the tool asks of you (nothing, an account, ID), then open code before closed code, then A to Z. Affiliate links and sponsors never change it.

  1. AmIUnique

    Asks of you: nothing Code: not stated
    • Checks your browser fingerprint.
    • Research project listing a French university contact (Lille).

    Visit AmIUnique Checked 2026-10-19

  2. Cover Your Tracks

    Asks of you: nothing Code: not stated
    • Shows how trackers see your browser and which of its traits identify you.
    • Run by the Electronic Frontier Foundation.

    Visit Cover Your Tracks Checked 2026-10-19

  3. dnsleaktest.com

    Asks of you: nothing Code: not stated
    • DNS leak test that also shows your IP address and approximate location.
    • Its footer names IVPN Limited.

    Visit dnsleaktest.com Checked 2026-10-19

  4. ipleak.net

    Asks of you: nothing Code: not stated
    • Tests your IP addresses, DNS resolvers, WebRTC and torrent exposure.
    • Runs on AirVPN, a VPN company.

    Visit ipleak.net Checked 2026-10-19

  5. Mullvad Check

    Asks of you: nothing Code: not stated
    • Tests for DNS and WebRTC leaks. Needs JavaScript.
    • Run by Mullvad, a VPN company.

    Visit Mullvad Check Checked 2026-10-19

See also