checking subnet delegation?
fakessh at fakessh.eu
Tue Jan 4 17:18:14 UTC 2011
Le mardi 04 janvier 2011 à 08:33 -0800, online-reg a écrit :
> > > Hi All: I have a /28 that was supposed to be delegated to my NS by my
> > > ISP.
> > >
> > > How can I check that it is correctly delegated? I have the in-addr.arpa
> > > zone
> > > configured in my NS and it resolves properly when I test it locally, but
> > > if
> > > I test using a remote service no reverse is found.
> > >
> > > The subnet is 188.8.131.52/28
> > >
> > > it should be delegated to ns.enigmedia.com and ns1.enigmedia.com
> > It is:
> Thanks, Skull!
> > > My zone file is 128-184.108.40.206.in-addr.arpa
> > >
> > > Not sure if the problem is on my end or if it's not delegated properly?
> > zarathustra:~ skull$ fast-rdns.pl 220.127.116.11/28
> > # Stepping through 18.104.22.168/28 every 1 IPs
> > 22.214.171.124 128.128-126.96.36.199.in-addr.arpa.
> > 188.8.131.52 129.128-184.108.40.206.in-addr.arpa.
> > 220.127.116.11 130.128-18.104.22.168.in-addr.arpa.
> > 22.214.171.124 mail.searchpartner.pro.
> > 126.96.36.199 131.128-188.8.131.52.in-addr.arpa.
> > 184.108.40.206 ns1.enigmedia.com.
> > # Took 3 seconds to scan 220.127.116.11/28 with stepsize 1
> Great, so it looks like it's set up correctly. I was testing it with a few
> public reverse-dns lookup tools yesterday, (e.g
> http://postmaster.aol.com/cgi-bin/plugh/rdns.pl) and no PTRs were being
> At the same time, DIG returned the correct info when I queried my NS
> directly...I have the feeling my upstream's NS was at fault, because
> everything's working now :(
the ptr is same defined in the slave zone with the correct serial
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> bind-users at lists.isc.org
gpg --keyserver pgp.mit.edu --recv-key 092164A7
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