Intermittent resolution to old address for root domain.
Barry Margolin
barmar at alum.mit.edu
Mon Apr 19 21:10:19 UTC 2004
In article <c614mh$2hob$1 at sf1.isc.org>,
tradebledsoe at yahoo.com (tradebledsoe at yahoo.com) wrote:
> Any hints would be -greatly- appreciated.
>
> Verified that the registrar points to the same NS servers listed with
> NS records in the zone file.
>
> foo.com has an A record pointing to the address of ns1.foo.com. It
> used to have an A record pointing to ns2.foo.com. After changing it,
> we are seeing the IP for foo.com flip back and forth between the
> correct address and the old address outside of our own network. This
> has been going on for over a week now.
>
> dig @ns1.foo.com foo.com gives the proper address.
> dig @ns2.foo.com foo.com gives the proper address.
>
> Even more bizarre, www.foo.com is a cname pointing to foo.com, but
> dig'ing that cname shows the proper A record for foo.com -every- time.
>
> Our TTL is around 10 hours, and EXPIRE is around 1 week. We are
> almost a week and a half out from the change.
>
> Any ideas as to what we should look for?
Sounds like the COM servers have a glue record for "foo.com". What do
you see if you do
dig @a.gtld-servers.net foo.com
--
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
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