mikec101
asked on
reverse dns test from DNS Stuff returns [Reports no PTR record (NXDOMAIN)]
Hello again (!)
I have two name servers on two separate networks. Primary NS is at 10.0.0.81 and Secondary is at 192.168.0.129
With your great help I have been able to resolve all issues I've run into so far. DNS Stuff tells me I don't have PTR records for my DNS servers, but I think I _do_! I have PTR records for NS1 inside 0.0.10.in-addr.arpa and PTR records for NS2 inside 0.168.192.in-addr.arpa
Test for NS1 through DNS Stuff:
How I am searching:
Asking c.root-servers.net for 81.0.0.10.in-addr.arpa PTR record:
c.root-servers.net says to go to dill.arin.net. (zone: 10.in-addr.arpa.)
Asking dill.arin.net. for 81.0.0.10.in-addr.arpa PTR record:
dill.arin.net [192.35.51.32] says to go to NS2.PBI.NET. (zone: 0.10.in-addr.arpa.)
Asking NS2.PBI.NET. for 81.0.0.10.in-addr.arpa PTR record: Got CNAME referral to 81.80.0.0.10.in-addr.arpa. at server ns1.mydomain.net. (zone 80.0.0.10.in-addr.arpa.) [from 206.13.29.11]
Asking c.root-servers.net for 81.80.0.0.10.in-addr.arpa. PTR record:
c.root-servers.net [192.33.4.12] says to go to indigo.ARIN.NET. (zone: 10.in-addr.arpa.)
Asking indigo.ARIN.NET. for 81.80.0.0.10.in-addr.arpa. PTR record:
indigo.arin.net [192.31.80.32] says to go to NS2.PBI.NET. (zone: 0.10.in-addr.arpa.)
Asking NS2.PBI.NET. for 81.80.0.0.10.in-addr.arpa. PTR record:
ns2.pbi.net [206.13.29.11] says to go to ns2.mydomain.net. (zone: 80.0.0.10.in-addr.arpa.)
Asking ns2.mydomain.net. for 81.80.0.0.10.in-addr.arpa. PTR record: Reports that no PTR records exist [from 192.168.0.129].
Answer:
No PTR records exist for 10.0.0.81. [Neg TTL=3600 seconds]
Details:
ns2.mydomain.net. (an authoritative nameserver for 0.0.10.in-addr.arpa., which is in charge of the reverse DNS for 10.0.0.81)
says that there are no PTR records for 10.0.0.81.
========================== ========== ========== ==== ========
Test for NS2 through DNS Stuff:
How I am searching:
Asking b.root-servers.net for 129.0.168.192.in-addr.arpa PTR record:
b.root-servers.net says to go to epazote.arin.net. (zone: 192.in-addr.arpa.)
Asking epazote.arin.net. for 129.0.168.192.in-addr.arpa PTR record:
epazote.arin.net [192.41.162.32] says to go to ns1.pbi.net. (zone: 168.192.in-addr.arpa.)
Asking ns1.pbi.net. for 129.0.168.192.in-addr.arpa PTR record: Got CNAME referral to 129.128.0.168.192.in-addr. arpa. at server ns1.mydomain.net. (zone 128.0.168.192.in-addr.arpa .) [from 206.13.28.11]
Asking d.root-servers.net for 129.128.0.168.192.in-addr. arpa. PTR record:
d.root-servers.net [128.8.10.90] says to go to henna.ARIN.NET. (zone: 192.in-addr.arpa.)
Asking henna.ARIN.NET. for 129.128.0.168.192.in-addr. arpa. PTR record:
henna.arin.net [192.26.92.32] says to go to ns1.pbi.net. (zone: 168.192.in-addr.arpa.)
Asking ns1.pbi.net. for 129.128.0.168.192.in-addr. arpa. PTR record:
ns1.pbi.net [206.13.28.11] says to go to ns2.mydomain.net. (zone: 128.0.168.192.in-addr.arpa .)
Asking ns2.mydomain.net. for 129.128.0.168.192.in-addr. arpa. PTR record: Reports that no PTR records exist [from 192.168.0.129].
Answer:
No PTR records exist for 192.168.0.129. [Neg TTL=3600 seconds]
Details:
ns2.mydomain.net. (an authoritative nameserver for 0.168.192.in-addr.arpa., which is in charge of the reverse DNS for 192.168.0.129) says that there are no PTR records for 192.168.0.129.
But I _do_ have PTRs in the reverse zones.
Help!
What am I missing? Yet again !
Thanks.
I have two name servers on two separate networks. Primary NS is at 10.0.0.81 and Secondary is at 192.168.0.129
With your great help I have been able to resolve all issues I've run into so far. DNS Stuff tells me I don't have PTR records for my DNS servers, but I think I _do_! I have PTR records for NS1 inside 0.0.10.in-addr.arpa and PTR records for NS2 inside 0.168.192.in-addr.arpa
Test for NS1 through DNS Stuff:
How I am searching:
Asking c.root-servers.net for 81.0.0.10.in-addr.arpa PTR record:
c.root-servers.net says to go to dill.arin.net. (zone: 10.in-addr.arpa.)
Asking dill.arin.net. for 81.0.0.10.in-addr.arpa PTR record:
dill.arin.net [192.35.51.32] says to go to NS2.PBI.NET. (zone: 0.10.in-addr.arpa.)
Asking NS2.PBI.NET. for 81.0.0.10.in-addr.arpa PTR record: Got CNAME referral to 81.80.0.0.10.in-addr.arpa.
Asking c.root-servers.net for 81.80.0.0.10.in-addr.arpa.
c.root-servers.net [192.33.4.12] says to go to indigo.ARIN.NET. (zone: 10.in-addr.arpa.)
Asking indigo.ARIN.NET. for 81.80.0.0.10.in-addr.arpa.
indigo.arin.net [192.31.80.32] says to go to NS2.PBI.NET. (zone: 0.10.in-addr.arpa.)
Asking NS2.PBI.NET. for 81.80.0.0.10.in-addr.arpa.
ns2.pbi.net [206.13.29.11] says to go to ns2.mydomain.net. (zone: 80.0.0.10.in-addr.arpa.)
Asking ns2.mydomain.net. for 81.80.0.0.10.in-addr.arpa.
Answer:
No PTR records exist for 10.0.0.81. [Neg TTL=3600 seconds]
Details:
ns2.mydomain.net. (an authoritative nameserver for 0.0.10.in-addr.arpa., which is in charge of the reverse DNS for 10.0.0.81)
says that there are no PTR records for 10.0.0.81.
==========================
Test for NS2 through DNS Stuff:
How I am searching:
Asking b.root-servers.net for 129.0.168.192.in-addr.arpa
b.root-servers.net says to go to epazote.arin.net. (zone: 192.in-addr.arpa.)
Asking epazote.arin.net. for 129.0.168.192.in-addr.arpa
epazote.arin.net [192.41.162.32] says to go to ns1.pbi.net. (zone: 168.192.in-addr.arpa.)
Asking ns1.pbi.net. for 129.0.168.192.in-addr.arpa
Asking d.root-servers.net for 129.128.0.168.192.in-addr.
d.root-servers.net [128.8.10.90] says to go to henna.ARIN.NET. (zone: 192.in-addr.arpa.)
Asking henna.ARIN.NET. for 129.128.0.168.192.in-addr.
henna.arin.net [192.26.92.32] says to go to ns1.pbi.net. (zone: 168.192.in-addr.arpa.)
Asking ns1.pbi.net. for 129.128.0.168.192.in-addr.
ns1.pbi.net [206.13.28.11] says to go to ns2.mydomain.net. (zone: 128.0.168.192.in-addr.arpa
Asking ns2.mydomain.net. for 129.128.0.168.192.in-addr.
Answer:
No PTR records exist for 192.168.0.129. [Neg TTL=3600 seconds]
Details:
ns2.mydomain.net. (an authoritative nameserver for 0.168.192.in-addr.arpa., which is in charge of the reverse DNS for 192.168.0.129) says that there are no PTR records for 192.168.0.129.
But I _do_ have PTRs in the reverse zones.
Help!
What am I missing? Yet again !
Thanks.
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Thank you!
I concur, good point :)
Chris