Re: Urgent: Subdomain configuration

[Kiu <kiu@xxxxxxx>]

Neville Hillyer wrote:
> I am not a DNS expert but I suspect many DNSs have to explicitly list 
> each sub-hostname however it is clear from 
> http://www.ietf.org/rfc/rfc4592.txt that there is no reason why a DNS 
> cannot be set to eg:
> *.hostname.com
> Can anybody say if DNSs operated by ISPs normally default to this? 
> Clearly it would save much unnecessary work with minimal additional 
> security issues.
Just give it a try.

if
ping abc.com
and
ping blog.abc.com
results in the same ip address, you have a wildcard domain (*.abc.com).

--
kiu


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