DNS Exit using ::1

bmanning at vacation.karoshi.com bmanning at vacation.karoshi.com
Wed Jul 7 23:34:05 CEST 2010


On Wed, Jul 07, 2010 at 02:19:23PM -0700, Seth Mattinen wrote:
> I recently ran across this gem while trying to troubleshoot a domain for
> a customer:
> 
> ns1.dnsexit.com.        28800   IN      A       69.57.160.118
> ns1.dnsexit.com.        28800   IN      AAAA    ::1
> ns2.dnsexit.com.        59400   IN      A       64.182.102.188
> ns2.dnsexit.com.        59400   IN      AAAA    ::1
> ns3.dnsexit.com.        57600   IN      A       67.214.175.73
> ns3.dnsexit.com.        57600   IN      AAAA    ::1
> ns4.dnsexit.com.        57600   IN      A       67.214.161.154
> ns4.dnsexit.com.        57600   IN      AAAA    ::1
> 
> I was trying to figure out why dig kept saying no servers were reachable
> until I tried from a IPv4 only site and saw the above. So far it just
> seems like a nice way to intentionally break things.
> 
> ~Seth

	Certainly someone is not clear on how the DNS works. :)
	Perhaps they would get more consistent results if they
	were to map the A RR's to 127.0.0.1 :)


--bill


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