[Buildbot] #3151: host reverse DNS

[Buildbot trac]

#3151: host reverse DNS
-------------------+--------------------------------
Reporter:  dustin  |       Owner:  dustin
    Type:  task    |      Status:  assigned
Priority:  major   |   Milestone:  sys - on-bb-infra
 Version:          |  Resolution:
Keywords:          |
-------------------+--------------------------------

Comment (by dustin):

 ns1.rtems.org is authoritative for `224-255.128-255.10.211.140.in-
 addr.arpa.`, but the delegation *to* it seems to be broken:

 {{{
 dustin at euclid ~ $ dig -tptr 243.224-255.128-255.10.211.140.in-addr.arpa.

 ; <<>> DiG 9.9.5 <<>> -tptr 243.224-255.128-255.10.211.140.in-addr.arpa.
 ;; global options: +cmd
 ;; Got answer:
 ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19631
 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

 ;; OPT PSEUDOSECTION:
 ; EDNS: version: 0, flags:; udp: 4096
 ;; QUESTION SECTION:
 ;243.224-255.128-255.10.211.140.in-addr.arpa. IN        PTR

 ;; AUTHORITY SECTION:
 128-255.10.211.140.in-addr.arpa. 1531 IN SOA    ns1.rtems.org.
 abuse.rtems.org. 43 10800 3600 604800 600

 ;; Query time: 1 msec
 ;; SERVER: 172.16.1.1#53(172.16.1.1)
 ;; WHEN: Sat Jan 24 14:21:13 EST 2015
 ;; MSG SIZE  rcvd: 127
 }}}
 but
 {{{
 dustin at euclid ~ $ dig -tptr @ns1.rtems.org 243.224-255.128-255.10.211.140
 .in-addr.arpa.

 ; <<>> DiG 9.9.5 <<>> -tptr @ns1.rtems.org 243.224-255.128-255.10.211.140
 .in-addr.arpa.
 ; (1 server found)
 ;; global options: +cmd
 ;; Got answer:
 ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 51923
 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 1
 ;; WARNING: recursion requested but not available

 ;; OPT PSEUDOSECTION:
 ; EDNS: version: 0, flags:; udp: 4096
 ;; QUESTION SECTION:
 ;243.224-255.128-255.10.211.140.in-addr.arpa. IN        PTR

 ;; ANSWER SECTION:
 243.224-255.128-255.10.211.140.in-addr.arpa. 86400 IN PTR
 ftp.buildbot.net.

 ;; AUTHORITY SECTION:
 224-255.128-255.10.211.140.in-addr.arpa. 7200 IN NS c.ns.buddyns.com.
 224-255.128-255.10.211.140.in-addr.arpa. 7200 IN NS f.ns.buddyns.com.
 224-255.128-255.10.211.140.in-addr.arpa. 7200 IN NS ns1.rtems.org.
 224-255.128-255.10.211.140.in-addr.arpa. 7200 IN NS ns1.darkbeer.org.

 ;; Query time: 80 msec
 ;; SERVER: 140.211.10.139#53(140.211.10.139)
 ;; WHEN: Sat Jan 24 14:21:41 EST 2015
 ;; MSG SIZE  rcvd: 202
 }}}

--
Ticket URL: <http://trac.buildbot.net/ticket/3151#comment:13>
Buildbot <http://buildbot.net/>
Buildbot: build/test automation