[Pdns-users] ptr - revese dns
ahodgson at simkin.ca
Wed Apr 19 21:58:54 UTC 2006
On April 19, 2006 02:51 pm, Luis Matos <gass at otiliamatos.ath.cx> wrote:
> Alan Hodgson wrote:
> >On April 19, 2006 02:32 pm, Luis Matos <gass at otiliamatos.ath.cx> wrote:
> >>updated SOA, and i also have reverse dns when request directly to the
> >>server, but not from else where.
> >Is the reverse DNS range delegated to your name server?
> if the ip is, why not the reverse? good question ... the ip in quetion
> is 126.96.36.199
From what I can see, the reverse DNS for that is delegated to ns.broadnet.pt
and ns2.broadnet.pt. Are you working on those servers?
[ahodgson at hal ~]$ dig ns 133.54.212.in-addr.arpa
; <<>> DiG 9.3.2 <<>> ns 133.54.212.in-addr.arpa
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 57763
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 2
;; QUESTION SECTION:
;133.54.212.in-addr.arpa. IN NS
;; ANSWER SECTION:
133.54.212.in-addr.arpa. 172771 IN NS ns.broadnet.pt.
133.54.212.in-addr.arpa. 172771 IN NS ns2.broadnet.pt.
;; ADDITIONAL SECTION:
ns.broadnet.pt. 28771 IN A 188.8.131.52
ns2.broadnet.pt. 431971 IN A 184.108.40.206
;; Query time: 18 msec
;; SERVER: 220.127.116.11#53(18.104.22.168)
;; WHEN: Wed Apr 19 14:57:15 2006
;; MSG SIZE rcvd: 119
Reverse DNS is a full delegation chain just like forward DNS. It doesn't
just magically work :/
"I often liken government to a mentally retarded giant. It is immensely
powerful but basically incapable of doing any but the simplest of tasks."
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