> Dear Sir, > > > I have installed pdns-recursor on a centos machine, I'm trying to resolve > ramallah-gis.ps , some times it can get the A record and most of the time > returns > ServFAIL . > > here is the senario: > > > dig -t ANY ps @172.21.2.153 > > ps. 60 IN NS rip.psg.com. > ps. 60 IN NS ote.pnina.ps. > ps. 60 IN NS fork.sth.dnsnode.net. > ps. 60 IN NS ps-ns.anycast.pch.net. > ps. 60 IN NS dns1.gov.ps. > ps. 60 IN SOA ns1.pnina.ps. sys.pnina.ps. 2018050308 86400 7200 3600000 172800 > ps. 60 IN TXT "Generation Time: 1525341615" > ps. 60 IN NS ns1.pnina.ps. > ps. 60 IN NS ps.cctld.authdns.ripe.net. > > dig -t ANY ramallah-gis.ps @dns1.gov.ps > ramallah-gis.ps. 86400 IN NS nscp1.intertech-pal.com. > ramallah-gis.ps. 86400 IN NS nscp2.intertech-pal.com. > > > dig -t ANY ramallah-gis.ps @nscp1.intertech-pal.com > ramallah-gis.ps. 14400 IN MX 0 ramallah-gis.ps. > ramallah-gis.ps. 86400 IN SOA ns2.cmeac.net. sys.mada.ps. 2015101905 86400 > 7200 3600000 > 86400 > ramallah-gis.ps. 86400 IN NS ns2.cmeac.net. > ramallah-gis.ps. 14400 IN A 213.6.7.147 > > as shown here there is an A record , but my recursor does not take this A > record, it go > further to get it from ns2.cmeac.net , while this server is down. > > Is there a way to force pdns-recursor to take A record from > nscp1.intertech-pal.com and > not to go further asking ns2.cmeac.net, OR to force it to back again to > nscp1.intertech-pal.com after ns2.cmeac.net getting timeout? > > > > conf: > setuid=pdns-recursor > setgid=pdns-recursor > > local-address=0.0.0.0 > local-port=53 > allow-from=172.16.0.0/12,192.168.0.0/16,10.0.0.0/8,176.119.248.0/21,213.244.124.0/22 > > threads=1 > > pdns-distributes-queries=no > reuseport=yes > > dnssec=off > > log-common-errors=yes > loglevel=7 > logging-facility=0 > disable-syslog=no > > # packet cache serv fail > packetcache-ttl=60 > packetcache-servfail-ttl=15 > max-cache-ttl=60 > #unlimeted recursion depth, increase stack as a result > max-recursion-depth=0 > stack-size=400000 > network-timeout=3000 > client-tcp-timeout=12 > > #trace=fail > trace=fail
[cid:image002.png@01D327F4.25E9A910] Mohamad Barham System administrator | Information Technology Department Birzeit University P.O.Box. 14, Birzeit, Palestine Tel: + 970 22982012 | Mob: +970 597 861929 | Ext: 5616 mbar...@birzeit.edu | www.birzeit.edu<http://www.birzeit.edu/> ~~~~~~~~~~~~~~~~~~~~~~~~~~ The information contained in this communication is intended solely for the use of the individual or entity to whom it is addressed and others authorized to receive it. It may contain confidential or legally privileged information. If you are not the intended recipient you are hereby notified that any disclosure, copying, distribution or taking any action in reliance on the contents of this information is strictly prohibited and may be unlawful. If you have received this communication in error, please notify us immediately by responding to this email and then delete it from your system. The University is neither liable for the proper and complete transmission of the information contained in this communication nor for any delay in its receipt. ~~~~~~~~~~~~~~~~~~~~~~~~~~
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