[dns-operations] 127.in-addr.arpa zone

Joe Abley jabley at hopcount.ca
Thu Aug 25 21:19:39 UTC 2011


On 2011-08-25, at 14:36, Chris Thompson wrote:

> On Aug 25 2011, Joe Abley wrote:
> 
>> From my little corner of the Internet, it looks like all of
>> *.IN-ADDR-SERVERS.ARPA and *.IP6-SERVERS.ARPA are now generating
>> appropriate responses for the v4 and v6 localhost (QNAME, QTYPE)s
>> you mentioned. Thanks for the heads-up.
> 
> I still see d.in-addr-servers.arpa (both v4 and v6) being authoritative
> for a (probably empty) zone 0.0.127.in-addr.arpa. That is, although they
> report an NXDOMAIN for 1.0.0.127.in-addr.arpa, they give the SOA record
> for that zone in the authority section rather than one for in-addr.arpa,
> and they do not include RRSIGs if DO is set.

Our friends at LACNIC have made changes; all looks good to me, now.

[dh21:~]% dig @d.in-addr-servers.arpa 0.0.127.in-addr.arpa soa +norec

; <<>> DiG 9.8.0-P2 <<>> @d.in-addr-servers.arpa 0.0.127.in-addr.arpa soa +norec
; (2 servers found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35618
;; flags: qr aa; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;0.0.127.in-addr.arpa.		IN	SOA

;; AUTHORITY SECTION:
in-addr.arpa.		0	IN	SOA	b.in-addr-servers.arpa. nstld.iana.org. 2011023425 1800 900 604800 3600

;; Query time: 150 msec
;; SERVER: 200.10.60.53#53(200.10.60.53)
;; WHEN: Thu Aug 25 17:19:00 2011
;; MSG SIZE  rcvd: 106

[dh21:~]% 


Joe


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