Reverse Name Resolution Zone File
Mark Andrews
marka at isc.org
Mon Jun 13 23:12:05 UTC 2016
The zone is still delegated but the CNAME records that map the well
known reverse names to the actual names holding the PTR records are
not present in 233.202.162.in-addr.arpa. This needs to be fixed
by AT&T.
P.S. there is no point in two NS records if there is only one
machine.
80/29.233.202.162.in-addr.arpa. 7200 IN NS ns1.archaxis.net.
;; Received 89 bytes from 65.68.49.6#53(ns3.sbcglobal.net) in 173 ms
80/29.233.202.162.in-addr.arpa. 3600 IN NS ns1.archaxis.net.
80/29.233.202.162.in-addr.arpa. 3600 IN NS ns2.archaxis.net.
;; Received 139 bytes from 162.202.233.81#53(ns1.archaxis.net) in 438 ms
ns1.archaxis.net. 10800 IN A 162.202.233.81
ns2.archaxis.net. 10800 IN A 162.202.233.81
; <<>> DiG 9.11.0a3 <<>> 81.233.202.162.in-addr.arpa ptr
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 47371
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: d5595f2aa86b8c558cbec2d9575f3ceb8f5edb2bf7c71406 (good)
;; QUESTION SECTION:
;81.233.202.162.in-addr.arpa. IN PTR
;; AUTHORITY SECTION:
233.202.162.in-addr.arpa. 3157 IN SOA ns1.swbell.net. postmaster.swbell.net. 2016052200 10800 900 604800 3600
;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Jun 14 09:08:27 EST 2016
;; MSG SIZE rcvd: 145
Mark
In message <4a56c99e-f59c-5fc4-8d7c-00619d9d232a at Archaxis.net>, Ron Wingfield writes:
> Ladies and Gentlemen:
>
> At the risk of double posting . . .yet again (sending this time in plain
> text format), I'm reposting this question -- apparently my previous
> membership was purged or otherwise not valid.
>
> Regardless, after about eight months with no problems, AT&T U-verse has
> once again quit resolving? my reverse DNS; and now I can no longer send
> eMail to DNS-aware MTA's, such as sbcglobal.net, aol.com, comcast.net,
> et al. I have tried tweaking my zone file as follows but nothing seems
> to work. I think they (AT&T) have done something . . .yet again, to
> block my DNS server (authority?). Regarding my zone file configuration
> follows. Can someone tell me if the configuration is erred, and
> otherwise suggest corrections, or should I expect it to work? . . .and
> pressure AT&T to fix the problem.
>
> Thanks!
>
> (Comment lines represent variant tests.)
>
> $ORIGIN 80/29.233.202.162.in-addr.arpa.
> ; $ORIGIN 233.202.162.in-addr.arpa.
> $TTL 3h
>
> @ IN SOA archaxis.net. rtwingfield.archaxis.net. (
> 2016061306 ; Serial
> 1h ; Refresh
> 1h ; Retry
> 1h ; Expire
> 1h ) ; Negative cashing TTL
>
>
> 3600 IN NS ns1.archaxis.net.
> 3600 IN NS ns2.archaxis.net.
>
> ;80 3600 IN PTR network.archaxis.net.
> ;81 3600 IN PTR archaxis.net.
> 81 3600 IN PTR alpha.archaxis.net.
> ;82 3600 IN PTR bravo.archaxis.net. /; //(an
> alternate ser//ver)/
> ;87 3600 IN PTR broadcast.archaxis.net.
>
>
>
> ---------------------------------------------
> Ron Wingfield,
> CEO WaterMark Marine Industries, Inc.
> _______________________________________________
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--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: marka at isc.org
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