Port Scanner

This online port scanner tool will check and scan a host/ip for open ports. You can write your wanted ports or check standard ports list. This port scanner is often used by website owner to verify security policies of their networks.

If you need a complete list of TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) port numbers, you can find at Wikipedia. This port scanner tool is free to use and no registration required.

Example:

HOST: www.google.com
PORT: 25,80,139
TIMEOUT: 30

Separated by comma
Beginning port number Ending port number

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