Forwarded PTR records not working properly

[Gary Wallis]

Alexander Fortin wrote:
> Hi folks. I'm having problems trying to set up a DNS forwarding zone for 
> PTRs records.
> 
> The weird thing is that "normal" DNS zones are working fine, but using 
> same configurations for the correspondent *.in.addr.arpa zone doesn't 
> work. Very strange to me seems that queries using "host" work but with 
> "dig" they don't.
> 
> The scenario involves my master DNS server trying to ask those records 
> from a VPN-connected DNS authoritative server (which unfortunately I 
> cannot transfer from). Of course, if I query directly the remote DNS 
> server I get answers for both zones:
> 
> $ dig @192.168.20.21 hrsrv.mydomain.locale
> 
> ; <<>> DiG 9.5.1-P3 <<>> @192.168.20.21 hrsrv.mydomain.locale
> ; (1 server found)
> ;; global options:  printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50067
> ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
> 
> ;; QUESTION SECTION:
> ;hrsrv.mydomain.locale.           IN      A
> 
> ;; ANSWER SECTION:
> hrsrv.mydomain.locale.    3600    IN      A       192.168.20.11
> 
> ;; Query time: 696 msec
> ;; SERVER: 192.168.20.21#53(192.168.20.21)
> ;; WHEN: Fri Apr  2 14:45:55 2010
> ;; MSG SIZE  rcvd: 53
> 
> but...
> 
> $ dig @192.168.20.21 192.168.20.11 PTR


Try dig @192.168.20.21 -x 192.168.20.11

Cheers!
Gary

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