How to override an A record

Bill Sandiford sysop at interlinks.net
Fri Jul 14 15:16:16 UTC 2006


Yes, but the problem is that I only want to override 1 or 2  A records in 
foo.bar.com.  I don't know what all the other records for foo.bar.com are 
(because xfer is denied by the authoritative server) and I don't want to 
break them.

Basically, I want to replace (override) 1 or 2 A records in foo.bar.com 
without breaking the rest of the records in foo.bar.com (and bar.com for 
that matter)

I guess the question is how do I make my name server authoritative for 1 or 
2 specific records in a zone, but not the rest of the records in the zone. 
I still need it to look up through normal queries the rest of the records.

Regards,
Bill

"Urban Loesch" <bind at enas.net> wrote in message 
news:e98c1b$1cf7$1 at sf1.isc.org...
> I'm not really sure and I have not tested it because of no time.
>
> But I think if you make your nameservers authoritative for the zone
> foo.bar.com you can put all records you want in that zone.
>
> The lookups for other records outside the subdomain foo.bar.com should
> not be broken.
>
> Please let me know if I'm wrong here.
>
> Regards,
> Urban
>
> Bill Sandiford wrote:
>> Hello!
>>
>> I'm trying to solve a problem and I am looking for some assistance.
>>
>> I want to configure my BIND 9 DNS server so that when one of my users 
>> tries
>> to lookup a certain A record from an external domain the response they
>> receive comes from my records for that particular record, but the rest of
>> the domain will still resolve properly.  For example
>>
>> Lets say I want to intercept all traffic to www.foo.bar.com at the DNS 
>> level
>> to 2.3.4.5, but I want all other queries for bar.com and any other
>> subdomains to work properly.  We also need to assume that transfers of 
>> the
>> domain bar.com from its authoritive name servers are denied.
>>
>> I need to know how to place a record for www.foo.bar.com into my DNS 
>> servers
>> without breaking the lookups for all other records in that domain and any
>> subdomains.
>>
>> Any help would be much appreciated.
>>
>> Regards,
>> Bill
>>
>>
>>
>
> 




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