Reverse DNS problem

Michael Voight mvoight at cisco.com
Thu Jul 8 22:04:19 UTC 1999


I can resolve this address, so you should be OK.

> mvoight at scv-cse-1% nslookup 209.45.241.9
> Server:  localhost
> Address:  127.0.0.1
>  
> Name:    haiphong.hacom.net
> Address:  209.45.241.9
>  
> mvoight at scv-cse-1% nslookup 209.45.241.7
> Server:  localhost
> Address:  127.0.0.1
>  
> Name:    hanoi.hacom.net
> Address:  209.45.241.7

Try your query with any specified as the query type or
nslookup 7.241.45.209.in-addr.arpa.

You response indicated there were no A records.
This indicates some other record exist.

What is it?

Michael

"Bao C. Ha" wrote:
> 
> I can resolve my DNS outside of my system.  But I cannot do it
> with the root servers:
> 
> > root
> Default Server:  a.root-servers.net
> Address:  198.41.0.4
> 
> > 209.45.241.9
> Server:  a.root-servers.net
> Address:  198.41.0.4
> 
> Authoritative answers can be found from:
> 241.45.209.IN-ADDR.ARPA nameserver = DNS.HACOM.NET
> 241.45.209.IN-ADDR.ARPA nameserver = DNS2.HACOM.NET
> DNS.HACOM.NET   internet address = 209.45.241.6
> DNS2.HACOM.NET  internet address = 209.45.241.7
> *** No address (A) records available for 209.45.241.9
> > 209.45.241.7
> Server:  a.root-servers.net
> Address:  198.41.0.4
> 
> Authoritative answers can be found from:
> 241.45.209.IN-ADDR.ARPA nameserver = DNS.HACOM.NET
> 241.45.209.IN-ADDR.ARPA nameserver = DNS2.HACOM.NET
> DNS.HACOM.NET   internet address = 209.45.241.6
> DNS2.HACOM.NET  internet address = 209.45.241.7
> *** No address (A) records available for 209.45.241.7
> > dns2.hacom.net.
> Server:  a.root-servers.net
> Address:  198.41.0.4
> 
> Non-authoritative answer:
> Name:    dns2.hacom.net
> Address:  209.45.241.7
> 
> I am having problems with ftp.uu.net because of it.
> 
> Thanks.
> Bao
> 
> --
> Bao C. Ha, President            voice: (706) 736-8717
> Hacom, Internet & Web Services  http://www.hacom.net
> Linux/Unix Consulting/Training  http://www.masteringlinux.com


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