Hi thanks for reply, I am not the domain admin for "rbcaa.co.za" I can see they have issue with their domain setup . but what I want to know is : when all Dns server can resolved their mx record example , mxtoolbox,introdns,google .. (Despite they have issue with their dns setup for that domain (as you said) ) then why we cant ??
Thanks for looking into it . On Fri, Jul 5, 2013 at 12:45 PM, Steven Carr <sjc...@gmail.com> wrote: > Your glue is broken. You need to update the glue NS records in the > parent to reflect the actual nameservers that are authoritative for > the zone. > > It also looks like you could have some data mismatch between zones > hosted on (ns1.yithosting.co.za + ns2.yithosting.co.za) and > (demeter.is.co.za + babylon.mitsol.co.za). Check that the zone data is > consistent across the nameservers. > > Steve > > On 5 July 2013 12:35, Fosiul Alam <fos...@gmail.com> wrote: >> Hi >> Occasionally we see customer is complainning that we are not able to >> resolve mx record when mxtoolbox or other website can resolve their mx >> record . >> If i do a trace on the domain, i get bellow . >> >> now the problem is : >> demeter.is.co.za. and babylon.mitsol.co.za does not know anything >> about MX record of that domain. but if i query by using parent name >> server ns1.yithosting.co.za. and ns2.yithosting.co.za , it returns the >> mx record . >> >> but mxtoolbox, introdns can resolve the mx record although they >> complain the same that >> >> """" >> The following nameservers are listed at your nameservers as >> nameservers for your domain, but are not listed at the parent >> nameservers (see RFC2181 5.4.1). You need to make sure that these >> nameservers are working.If they are not working ok, you may have >> problems! >> demeter.is.co.za >> babylon.mitsol.co.za >> >> ERROR: One or more of the nameservers listed at the parent servers are >> not listed as NS records at your nameservers. The problem NS records >> are: >> ns1.yithosting.co.za >> ns2.yithosting.co.za >> This is listed as an ERROR because there are some cases where nasty >> problems can occur (if the TTLs vary from the NS records at the root >> servers and the NS records point to your own domain, for example). >> "" >> >> then why our bind is unable to resolve mx record ??? >> Thanks for the help >> >> >> [root@za-ns-8 ~]# dig rbcaa.co.za +trace >> >> ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.4 <<>> rbcaa.co.za +trace >> ;; global options: +cmd >> . 447499 IN NS a.root-servers.net. >> . 447499 IN NS j.root-servers.net. >> . 447499 IN NS l.root-servers.net. >> . 447499 IN NS d.root-servers.net. >> . 447499 IN NS k.root-servers.net. >> . 447499 IN NS g.root-servers.net. >> . 447499 IN NS i.root-servers.net. >> . 447499 IN NS h.root-servers.net. >> . 447499 IN NS m.root-servers.net. >> . 447499 IN NS c.root-servers.net. >> . 447499 IN NS f.root-servers.net. >> . 447499 IN NS e.root-servers.net. >> . 447499 IN NS b.root-servers.net. >> ;; Received 508 bytes from 10.33.91.35#53(10.33.91.35) in 14 ms >> >> za. 172800 IN NS za1.dnsnode.net. >> za. 172800 IN NS disa.tenet.ac.za. >> za. 172800 IN NS nsza.is.co.za. >> za. 172800 IN NS za-ns.anycast.pch.net. >> za. 172800 IN NS sns-pb.isc.org. >> ;; Received 360 bytes from 199.7.83.42#53(199.7.83.42) in 346 ms >> >> co.za. 86400 IN NS ns0.plig.net. >> co.za. 86400 IN NS ns.coza.net.za. >> co.za. 86400 IN NS ns0.neotel.co.za. >> co.za. 86400 IN NS ns1.coza.net.za. >> co.za. 86400 IN NS coza1.dnsnode.net. >> co.za. 86400 IN NS ns0.is.co.za. >> co.za. 86400 IN NS ns4.iafrica.com. >> ;; Received 266 bytes from 196.4.160.27#53(196.4.160.27) in 285 ms >> >> rbcaa.co.za. 86400 IN NS ns1.yithosting.co.za. >> rbcaa.co.za. 86400 IN NS ns2.yithosting.co.za. >> ;; Received 108 bytes from 196.4.160.17#53(196.4.160.17) in 81 ms >> >> rbcaa.co.za. 14400 IN A 41.203.1.156 >> rbcaa.co.za. 86400 IN NS demeter.is.co.za. >> rbcaa.co.za. 86400 IN NS babylon.mitsol.co.za. >> ;; Received 99 bytes from 41.203.1.158#53(41.203.1.158) in 41 ms >> _______________________________________________ >> Please visit https://lists.isc.org/mailman/listinfo/bind-users to >> unsubscribe from this list >> >> bind-users mailing list >> bind-users@lists.isc.org >> https://lists.isc.org/mailman/listinfo/bind-users -- Regards Fosiul Alam 07877100621 http://www.fosiul.co.uk _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users