DNS reverse lookup doesn't work from outside

[Jim Reid]

>>>>> "Kevin" == Kevin Darcy <kcd at daimlerchrysler.com> writes:

    >>  Talk to your ISP. They have setup the reverse DNS entry for
    >> this IP address (20.200.249.68.in-addr.arpa) as a CNAME which
    >> points at 20.0.200.249.68.in-addr.arpa. But there's no
    >> delegation for 0.200.249.68.in-addr.arpa.
    >> 
    Kevin> Actually, Jim, it *is* delegated:

It wasn't a few minutes ago when I posted but is now:

gromit% dig 0.200.249.68.in-addr.arpa ns

; <<>> DiG 9.3.0beta4 <<>> 0.200.249.68.in-addr.arpa ns
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 702
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;0.200.249.68.in-addr.arpa.     IN      NS

;; Query time: 160 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Jul 28 00:49:28 2004
;; MSG SIZE  rcvd: 43