cannot resolve oppedahl.com from uspto.gov domain

[Florian Weimer]

* Bill Owens:

> On Fri, Feb 03, 2012 at 01:55:12PM +0000, Florian Weimer wrote:
>> These nameservers:
>> 
>> dns2.oppedahl.com.      172800  IN      A       208.109.255.50
>> dns1.oppedahl.com.      172800  IN      A       216.69.185.50
>> 
>> return SERVFAIL for EDNS0 queries.  COM contains a signed delegation.
>> This configuration is not supported.  It seems that BIND produces
>> a failure even if DNSSEC validation is not enabled for the view.
>
> How odd. . . it doesn't look that way from here:
>
> [littledebian:~] owens% dig oppedahl.com soa +norec +edns=0 @216.69.185.50

The exact same command line results in SERVFAIL for me.

Various protocol-specific traceroutes suggests that I'm hitting the
Godaddy servers hosted close to Level3 in Washington DC.

-- 
Florian Weimer                <fweimer at bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
Kriegsstraße 100              tel: +49-721-96201-1
D-76133 Karlsruhe             fax: +49-721-96201-99