incorrect dns returned by public servers for our domain

David Miller dmiller at tiggee.com
Thu Feb 24 07:06:40 UTC 2011


On 2/24/2011 1:19 AM, Matthew Seaman wrote:
> On 24/02/2011 04:14, Noel Butler wrote:
>> You can pretty much remove the entire statement now, as all /8's are
>> issued as of about two weeks ago.
> This works for me:
>
> lucid-nonsense:~/src/namedb:% cat acl-ipv4-bogons.conf
> // @(#) $Id: acl-ipv4-bogons.conf 800 2011-02-03 20:22:12Z matthew $
> //
> // Networks listed by IANA as test, RFC 1918, Multicast, Experimental,
> // etc. (RFC 5735)
> //
> // See: http://www.team-cymru.org/Services/Bogons/bogon-bn-agg.txt
>
> acl ipv4-bogons {
>      0.0.0.0/8;
>      10.0.0.0/8;
>      127.0.0.0/8;
>      169.254.0.0/16;
>      172.16.0.0/12;
>      192.0.0.0/24;
>      192.0.2.0/24;
>      192.168.0.0/16;
>      198.18.0.0/15;
>      198.51.100.0/24;
>      203.0.113.0/24;
>      224.0.0.0/3;
> };
> //
> // That's All Folks!
> //
>
> All of which are special purpose networks listed in RFC 5735 which you
> shouldn't be seeing any DNS query traffic from on the open internet.
> This bogon list is going to be static for the foreseeable future.
>

+ 192.88.99.0/24  // 6to4 relay anycast - can be destination of packets, *should* never be source
+ 240.0.0.0/4     // reserved for future use - likely to *never* be valid source - I block, YMMV


-DM

> 	Cheers,
>
> 	Matthew
>
>
>
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> bind-users at lists.isc.org
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