nameservers and glue...

[Barry Margolin]

In article <cv51c2$2jh3$1 at sf1.isc.org>,
 Marco Schumann <schumann at strato-rz.de> wrote:
> $ dnsq any ns11.ns-one.net k.gtld-servers.net.
> 255 ns11.ns-one.net:
> 101 bytes, 1+0+2+2 records, response, noerror
> query: 255 ns11.ns-one.net
> authority: ns-one.net 172800 NS ns1.ns-one.net
> authority: ns-one.net 172800 NS ns2.ns-one.net
> additional: ns1.ns-one.net 172800 A 65.254.63.216
> additional: ns2.ns-one.net 172800 A 65.58.240.229
> 
> $ dnsq any ns12.ns-one.net e.gtld-servers.net.
> 255 ns12.ns-one.net:
> 101 bytes, 1+0+2+2 records, response, noerror
> query: 255 ns12.ns-one.net
> authority: ns-one.net 172800 NS ns1.ns-one.net
> authority: ns-one.net 172800 NS ns2.ns-one.net
> additional: ns1.ns-one.net 172800 A 65.254.63.216
> additional: ns2.ns-one.net 172800 A 65.58.240.229
> 
> Why do you think the entries are missing?

Why do you think they're there?  Your output shows referral records, 
which don't contain the entries for ns11 or ns12.  The referrals include 
the glue records for ns1 and ns2.

-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
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