Changed IP - Old IP still active?

[Gerald Waugh]

"Mathias Körber" <mathias at koerber.org> wrote in message
news:94df88$p0n at pub3.rc.vix.com...
> >  Gerald Waugh wrote
>  > Hi Group,
> > I changed the IP of fsn3.frontstreetnetworks.com to 216.175.178.42 =
> from
> > 216.175.178.45
> > I made the change approximately 2 weeks ago.
> > I ran the site under both IPs for a week.
> > Running nslookup from several sites on the Internet revealed that=20
> > the change had
> > propagated.
> > Now every once in a while when I run nslookup on the Internet
> > fns3.frontstreetnetworks.com
> > The IP comes up as the old IP 216.175.178.45. and the site is not=20
> > reachable.
> > What can be the problem?
>
> Looks like you omitted to have the delegation glue record changed
> at the parent. You will have to send some type of modification
> request to your registrar (with NSI it would be a HOST templete, but you
> seem to be with opensrs, whom I don't know).
>
I changed the nameserver record many moons ago!!!
Although months ago fsn3 was recorded as a third
nameserver IP 216.175.178.45..

OpenSRS Record for frontstreetnetworks.com
uses nameservers:
fsn2.frontstreetnetworks.com   216.175.178.46
fsn1.frontstreetnetworks.net     216.175.178.41

The Mater zone file in for frontstreetnetworks.com:
$TTL 86400
frontstreetnetworks.com. IN SOA fsn2.frontstreetnetworks.com.
admin.fsn2.frontstre
etnetworks.com. (
        2001011801
        10800
        3600
        604800
        86400
        )
frontstreetnetworks.com.        IN      NS      fsn2.frontstreetnetworks.com.
frontstreetnetworks.com.        IN      NS      fsn1.frontstreetnetworks.net.
; End SOA Header
;
frontstreetnetworks.com.        in      mx      30 frontstreetnetworks.com.
ftp.frontstreetnetworks.com.    in      a       216.175.178.42
fsn3.frontstreetnetworks.com.   in      a       216.175.178.42
pop     in      mx      30 pop.frontstreetnetworks.com.
smtp.frontstreetnetworks.com.   in      a       216.175.178.42
fsn2.frontstreetnetworks.com.   in      a       216.175.178.46
smtp    in      mx      30 smtp.frontstreetnetworks.com.
frontstreetnetworks.com.        in      a       216.175.178.42
www.frontstreetnetworks.com.    in      a       216.175.178.42
pop.frontstreetnetworks.com.    in      a       216.175.178.42

No place is there a reference for fsn3 to be at n.n.n.45