These appear to be an anycasted service, as I reach different destinations based on my source address.
Hopefully each deployment has unique origin IPs for their recursive queries. I would recommend against looking at RIR registration data to determine IP location. There's often little to no correlation, there. --j On Tue, Feb 5, 2013 at 1:01 PM, Tim Haak <thaiti...@hotmail.com> wrote: > > > > > > > > > > Hi, > > > > > Can a AT&T Uverse/DSL Network Engineer answer a question about the DNS > server IPs that are handed out to customers please? I am currently testing > from > a Florida IP. Can you please let me know if all Uverse and DSL customers > across the United States only use these 2 IPs as their primary and > secondary > DNS servers? > > > > 68.94.156.1 > > 68.94.157.1 > > > > We > provide services based on IP GEO-location. Since the 2 recursive resolvers > below are registered in Texas every DNS query for any of our records return > results that are intended for IPs in that region. In other words, users on > the > east coast would actually resolve to a central part of the US or west > coast IP. > > > > Thanks > in advance,Tim > > > >