Root servers

/dev/rob0 rob0 at gmx.co.uk
Thu Aug 14 19:42:17 UTC 2014


On Thu, Aug 14, 2014 at 02:26:54PM -0500, Bill Christensen wrote:
> I'm seeing some root server errors on startup:
> 
> 14-Aug-2014 13:14:08.142 info: host unreachable resolving 'd.gtld-servers.net/AAAA/IN': 2001:503:ba3e::2:30#53
> 14-Aug-2014 13:14:08.215 info: host unreachable resolving 'b.gtld-servers.net/A/IN': 2001:503:231d::2:30#53
> 14-Aug-2014 13:14:08.220 info: host unreachable resolving 'c.gtld-servers.net/A/IN': 2001:503:231d::2:30#53
> 14-Aug-2014 13:14:08.522 info: host unreachable resolving 'd.gtld-servers.net/AAAA/IN': 2001:503:83eb::2:31#53
> 14-Aug-2014 13:14:08.595 info: host unreachable resolving 'c.gtld-servers.net/A/IN': 2001:503:a83e::2:31#53
> 14-Aug-2014 13:14:08.793 info: host unreachable resolving 'b.gtld-servers.net/AAAA/IN': 2001:503:c27::2:30#53
> 14-Aug-2014 13:14:08.794 info: host unreachable resolving 'b.gtld-servers.net/AAAA/IN': 2001:dc3::35#53
> 14-Aug-2014 13:14:08.795 info: host unreachable resolving 'c.gtld-servers.net/AAAA/IN': 2001:503:c27::2:30#53
> 14-Aug-2014 13:14:08.796 info: host unreachable resolving 'c.gtld-servers.net/AAAA/IN': 2001:dc3::35#53
> 
> 
> How do I correct that?

It looks like your system thinks it has IPv6 connectivity, but it
doesn't really have it.  You can disable IPv6 at the OS level or:
"named -4".

> It looks like my root pointers are horribly out of date.  Seems
> to me this is something which should automatically update...

Not much, and yes.

> ;       This file is made available by InterNIC
> ;       under anonymous FTP as
> ;           file                /domain/named.root
> ;           on server           FTP.INTERNIC.NET
> ;       -OR-                    RS.INTERNIC.NET
> ;
> ;       last update:    Feb 04, 2008
> ;       related version of root zone:   2008020400

That's old, but not so old as to prevent you from reaching an actual 
root server.  Of course it was 2 years before the root was signed.
-- 
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