IPv6 Port Scanner | IPv6 Firewall Tester

The open source IPv6 port scanner, or firewall tester, which checks multiple, user-selectable TCP, UDP and ICMPv6 services. So far over 74379 IPv6 hosts, and of the order of 5504000 IPv6 ports, have been tested.


Please ensure that you have read and can accept the important terms and conditions of usage before continuing.


About to assess your host's connection to this webserver:

Please return when you have a valid IPv6 address to test. If you believe this result to be in error, OR you would like to test a proxy host, then please email me.


For further background information, debug suggestions and screenshots of the typical results pages please visit my IPv6 Port Scan wiki.