urgent dig or nslookup my MX

Nilesh Naik qmailindia at yahoo.com
Fri Jan 3 19:16:47 UTC 2003


Hi simon 

   kindly let me know what inputs you require from my
side i am willing to provide those imputs 

     and one more doubt how you generated this out put
i too want to generate such sort of out put i tried
with nslookup giving server as co.in but it didt
worked out so kindly let me know so that i can resolve
this asap 
----------------------------------------------------
Authoritative domain (worldgate.co.in.) servers agree
on NS for
worldgate.co.in.
~  === match NS list from parent (co.in.) servers
NS list summary for worldgate.co.in. from
authoritative servers
~  == ns1.worldgate.co.in. ns2.worldgate.co.in.
ERROR: ns1.worldgatein.com. claims to be
authoritative, but does
not appear in
NS list from authoritative servers
ERROR: ns2.worldgatein.com. claims to be
authoritative, but does
not appear in
NS list from authoritative servers
Checking 1 potential addresses for hosts at
worldgate.co.in.
~  == 203.109.64.23
in-addr PTR record found for 203.109.64.23
Summary:
~   ERRORS found for worldgate.co.in. (count: 3)

   -----------------------------------------------

regards
Prashant

--- Simon Waters <Simon at wretched.demon.co.uk> wrote:
> 
> -----BEGIN PGP SIGNED MESSAGE-----
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> Nilesh Naik wrote:
> | Hi thanks
> |
> |    we are not having all the server at the end of
> the
> | one single link , we are having around 6 links all
> | from different providers and different location ,
> | redundent electricity suppy , red routers
> everything
> 
> Extract of "dig worldgate.co.in ns" gives;
> 
> ;; ANSWER SECTION:
> worldgate.co.in.        86184   IN      NS     
> ns1.worldgate.co.in.
> worldgate.co.in.        86184   IN      NS     
> ns2.worldgate.co.in.
> 
> ;; ADDITIONAL SECTION:
> ns1.worldgate.co.in.    86184   IN      A      
> 203.109.64.23
> ns2.worldgate.co.in.    86184   IN      A      
> 203.109.64.24
> 
> Correctly behaving BIND 9 servers see only 2 good
> servers which
> look to be on adjacent IP addresses in the same
> routing block,
> and connectivity issues with this block and your
> domain is toast.
> 
> You delegation is messy as "doc" indicates. I would
> change the
> delegation from co.in servers to point to
> nsX.wordgate.co.in,
> making it "inbaliwick", but it is probably quicker
> and good
> enough to change the zone to use the name used by
> the co.in
> delegation. In nothing else consistency here will
> make life so
> much easier for troubleshooting.
> 
> I run BIND 9.2.2rc1 on Redhat, but 9.2.1 was fine, I
> wouldn't
> run BIND 8, nor older versions of 9.
> 
> I don't understand what your time out issues are,
> and rather
> than a detailed debug start with what query
> precisely you are
> issuing and how, the failure or error message in
> full, and if
> relevant the named.conf file from the server in
> question.
> 
> Whilst failure to answer 1 or 2 times in a 100 is
> not great, it
> should not affect the availability of your zone, as
> you have two
> servers, and a failure of one to answer should be
> dealt with by
> a query to the other, if the failures occur on both
> servers you
> still have a service failure rates of less than 1 in
> 2500,
> assuming the failure is due to uncorrelated events.
> 
> Thus this really shouldn't be the cause of any
> significant
> service issue.
> 
> I wouldn't run recursion and authoritative answers
> on the same
> server, and I'd also prefer not to run a mail server
> on an
> authoritative DNS server. I'd speak with your
> worldgate
> colleagues elsewhere in the globe and get an off
> network
> secondary - doesn't seem as if worldgate is short on
> DNS servers
> - - indeed a little rationalisation might be just
> the thing.
> 
> ~ Simon, needing more input to make a specific
> diagnosis
> 
> Doc output extract.....
> 
> Authoritative domain (worldgate.co.in.) servers
> agree on NS for
> worldgate.co.in.
> ~  === match NS list from parent (co.in.) servers
> NS list summary for worldgate.co.in. from
> authoritative servers
> ~  == ns1.worldgate.co.in. ns2.worldgate.co.in.
> ERROR: ns1.worldgatein.com. claims to be
> authoritative, but does
> not appear in
> NS list from authoritative servers
> ERROR: ns2.worldgatein.com. claims to be
> authoritative, but does
> not appear in
> NS list from authoritative servers
> Checking 1 potential addresses for hosts at
> worldgate.co.in.
> ~  == 203.109.64.23
> in-addr PTR record found for 203.109.64.23
> Summary:
> ~   ERRORS found for worldgate.co.in. (count: 3)
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>
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> 
> 


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