Bind Help - NS Lookups timeout
David Botham
DBotham at OptimusSolutions.com
Thu Feb 19 17:43:07 UTC 2004
bind-users-bounce at isc.org wrote on 02/19/2004 12:39:06 PM:
> Darren Nay wrote:
> >=20
> > One will work, and one won't. This is just one example. We have
> > several domains that -do- work, and several domains that -do not-.=20
> > This is, of course, causing a lot of problems. Mostly with our email
> > servers which use our own DNS servers for domain lookups. =20
> >=20
> > What I am trying to figure out is.. why do the internic root servers
> > (in named.root) work for some domains, and not others?? What am I
> > missing? =20
>
> Any lookup I attempt to 208.253.183.35 times out. I don't know if you =
> or
> your ISP do anything funny to ICMP echo requests, but when I attempt to
=
> ping
> 208.253.183.35, I receive the following message:
>
>
> From 65.200.155.1 icmp_seq=3D1 Time to live exceeded
This message typically means there is a routing loop at 65.200.155.1 and
the packet is bouncing off of that router and an adjacent router.
Good catch...
Dave...
>
> It's possible that your seeing intermittent problems because you have a
> connectivity/routing problem somewhere upstream from you. I am coming =
> from
> 217.23.160.0/20
>
> Aaron
>
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