Port check for censys.io

Check common TCP ports on censys.io. Free online port test from your browser.

Port check for censys.io

Test whether HTTP, HTTPS, SSH and other ports are open on censys.io.

Use cases

  • Verify web and mail ports on censys.io.

Frequently asked questions

Is port 443 open on censys.io?

Use the port checker with host censys.io and port 443 to see if HTTPS is reachable.

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