On Mon, 1 Jun 2015 20:12:29 +0200 tor-server-creator@use.startmail.com wrote:

hi, is that IPv6 adress valid for example "becks" [2a01:4f8:162:7345::2]? how do i know if IPv6 is correct and reachable? thanks

Yes this one is correct and reachable. You can check yourself by running on any IPv6-capable GNU/Linux machine: ping6 2a01:4f8:162:7345::2 As for whether or not any given address is correct, you should be able to tell after learning about IPv6 addresses are [1], their basic structure and possible shortening methods (omitting leading zeroes and the :: that you see in yours). [1] https://en.wikipedia.org/wiki/IPv6_address -- With respect, Roman