[RFCI-Discuss] IPv6 and BogusMX

mouss mouss at netoyen.net
Mon Mar 24 16:30:24 EDT 2008


Derek J. Balling wrote:
> So there's been a lot of IPv6 talk lately, and what it means for bogusmx.
>
> Well, we've reached a critical-mass of "requests for support", so I've 
> begun testing a revamped bogusmx checker that (I *think*) will 
> adequately test bogusmx criteria in the IPv6 space.
>
> However, it's worth pointing out, that I personally know NOTHING about 
> IPv6 netmasks, etc.  I'm relying on a list of bogons detailed here:
>
>     http://www.iana.org/assignments/ipv6-address-space
>
> and the fact that Net::CIDR knows how to "find out if an IPv6 address 
> is in a given subnet declaration".
>
> What does that mean?
>
> It means I have no way of testing it. :-)
>
> So here's what I need, you can do this privately to me if you like:
>
>     - A couple syntactically valid IPv6 addresses ... things which I 
> could use to
>         - prove that doing a straight MX_hostname -> valid_ipv6 test 
> "passes"
>         - prove that doing MX points to IPv6 address fails
>     - A couple RFC-bogus IP addresses (as defined by the 
> above-mentioned URL) so I can
>         - prove that situating an MX_hostname in bogon-IPv6-space will 
> generate a "fail"
>
> I'll throw those addresses (and a couple others) into my own personal 
> little "scrap workspace" that I use for testing changes to bogusmx. 
> Once I think it's "ready for prime-time", we'll push it live and 
> hopefully, all five people that are using IPv6 will be ok. :-)

there is a list of IPv6 bogons on
    http://www.cymru.com/Documents/bogonv6-list.html






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