On Fri, 3 Apr 1998, Barry Margolin wrote:
From: bmanning@isi.edu Posted-Date: Fri, 3 Apr 1998 11:36:10 -0800 (PST) Date: Fri, 3 Apr 1998 11:36:10 -0800 (PST)
The primary for these zones moved to a dedicated server (blackhole.isi.edu) in early february 1998. Due to an unfortunate confluence of events, this week we identified several points of misconfiguration in both zone files and system configuration files. Talking with the sysadmin this morning leads me to believe that the system is working properly.
26% dig -x 172.16 any @blackhole.isi.edu
This is *not* proper, it's a Lame Delegation. That query should return an SOA record and it should have the Authoritative Answer flag set.
There are *still* problems: $ check_soa 16.172.in-addr.arpa. RS0.INTERNIC.NET is not authoritative for 16.172.in-addr.arpa. NS2.INTERNIC.NET is not authoritative for 16.172.in-addr.arpa. BLACKHOLE.ISI.EDU is not authoritative for 16.172.in-addr.arpa. $ check_soa 10.in-addr.arpa. NS2.INTERNIC.NET has serial number 199714 BLACKHOLE.ISI.EDU has serial number 199714 RS0.INTERNIC.NET is not authoritative for 10.in-addr.arpa. $ check_soa 168.192.in-addr.arpa. RS0.INTERNIC.NET is not authoritative for 168.192.in-addr.arpa. NS2.INTERNIC.NET has serial number 199713 BLACKHOLE.ISI.EDU has serial number 199713