[Pdns-users] Recursor fails to resolve domains

[Odhiambo Washington]

Here is the log using --trace:

<cut>
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: got NS
record 'com.' -> 'e.gtld-servers.net.'
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.:
Nameservers: g.gtld-servers.net.(0.00ms), b.gtld-servers.net.(0.00ms),
l.gtld
-servers.net.(0.00ms),
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.:
     a.gtld-servers.net.(0.00ms)
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: Got 4
answers from g.gtld-servers.net. (192.42.93.30), rcode=0, aa=0, in 298m
s
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: accept
answer 'cmehtanbo.com.|NS|ns0.accesskenya.com.' from 'com.' nameserver
s? YES!
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: accept
answer 'cmehtanbo.com.|NS|ukns1.accesskenya.com.' from 'com.' nameserv
ers? YES!
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: accept
answer 'ns0.accesskenya.com.|A|196.200.16.8' from 'com.' nameservers?
YES!
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: accept
answer 'ukns1.accesskenya.com.|A|193.33.77.200' from 'com.' nameserver
s? YES!
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.:
determining status after receiving this packet
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: got NS
record 'cmehtanbo.com.' -> 'ns0.accesskenya.com.'
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: got NS
record 'cmehtanbo.com.' -> 'ukns1.accesskenya.com.'
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.:
status=did not resolve, got 2 NS, looping to them
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.:
Nameservers: ukns1.accesskenya.com.(0.00ms), ns0.accesskenya.com.(0.00ms)
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: Trying
to resolve NS 'ukns1.accesskenya.com.' (1/2)
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1]   ukns1.accesskenya.com.:
Looking for CNAME cache hit of 'ukns1.accesskenya.com.|CNAME'
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1]   ukns1.accesskenya.com.:
No CNAME cache hit of 'ukns1.accesskenya.com.|CNAME' found
Apr  8 16:57:54 jaribu pdns_recursor[41916]: [1]   ukns1.accesskenya.com.:
Found cache hit for A: 193.33.77.200[ttl=86400]
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: timeout
resolving
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: Trying
to resolve NS 'ns0.accesskenya.com.' (2/2)
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1]   ns0.accesskenya.com.:
Looking for CNAME cache hit of 'ns0.accesskenya.com.|CNAME'
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1]   ns0.accesskenya.com.: No
CNAME cache hit of 'ns0.accesskenya.com.|CNAME' found
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1]   ns0.accesskenya.com.:
Found cache hit for A: 196.200.16.8[ttl=86398]
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.:
Resolved 'cmehtanbo.com.' NS ns0.accesskenya.com. to: 196.200.16.8
Apr  8 16:57:56 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: Trying
IP 196.200.16.8:53, asking 'gw.cmehtanbo.com.|ANY'
Apr  8 16:57:57 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: timeout
resolving
Apr  8 16:57:57 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: Failed
to resolve via any of the 2 offered NS at level 'cmehtanbo.com.'
Apr  8 16:57:57 jaribu pdns_recursor[41916]: [1] gw.cmehtanbo.com.: failed
(res=-1)
Apr  8 16:57:57 jaribu pdns_recursor[41916]: 0 [1] answer to question
'gw.cmehtanbo.com.|ANY': 0 answers, 0 additional, took 4 packets, 0 throttl
ed, 2 timeouts, 0 tcp connections, rcode=2
</cut>


On 8 April 2013 16:46, Peter van Dijk <peter.van.dijk at netherlabs.nl> wrote:

> Hello,
>
> On Apr 8, 2013, at 15:43 , Odhiambo Washington wrote:
>
> > Copied. Here are the results from `dig`, unless you'd like me to do it
> in some particular way>
>
> This is fine! However, I don't see the same issue here. Can you run
> pdns_recursor with --trace, cause the SERVFAIL again, and post the log?
>
> Kind regards,
> --
> Peter van Dijk
> Netherlabs Computer Consulting BV - http://www.netherlabs.nl/
>
>
> _______________________________________________
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> Pdns-users at mailman.powerdns.com
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>



-- 
Best regards,
Odhiambo WASHINGTON,
Nairobi,KE
+254733744121/+254722743223
"I can't hear you -- I'm using the scrambler."
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