[dns-operations] J.GTLD.BIZ ?
ka at pacific.net
Fri Mar 6 19:02:49 UTC 2009
Edward Lewis wrote:
> At 11:51 -0600 3/6/09, Ken A wrote:
>> The script ran wednesday morning (3/4/09) and returned an ipv6 only
>> root NS
>> for .biz (J.GTLD.BIZ). We have no ipv6 connectivity.
>> Was this just a burp in .biz, or should I be specifically asking for
>> ipv4 only results when running "dig +trace pacific.biz" ?
> "j.gtld.biz." has only an IPv6 address record. The domain does not
> have, and never has had, IPv4 address record. We are not considering
> adding an IPv4 address for that domain.
> "j.gtld.biz" is authoritative for "us.", it is not authoritative for
> "biz." If you do "dig +trace www.pacific.us. A" you will see
> "j.gtld.biz" listed, but not if the trace is for a subdomain of "biz."
> For "us." there are 5 distinct (some anycasted) IPv4 addresses and 3
> distinct IPv6 addresses. If you do not have IPv6 addresses, nor a
> transit path all the way to the address in use by j.gtld.biz. you cannot
> reach it via IPv6. This may not even be a problem caused by your ISP,
> it could be an upstream provider's problem.
Ah, so my script was looking for a root server for .us when it found
J.GTLD.BIZ. And asking J.GTLD.BIZ using ipv4 is never going to work.
I'm just not used to the behavior, but I get it now. :-)
Pacific Internet - http://www.pacific.net
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