North American Network Operators Group
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RE: Detecting a non-existent domain
- From: David Schwartz
- Date: Tue Sep 23 17:57:34 2003
> On Tue, 23 Sep 2003, Kee Hinckley wrote:
> > Getting practical for a minute. What is the optimal way now to see
> > if a given host truly exists? Assume that I can't control the DNS
> Look for a SOA record for the domain - this should be the proper way to
> check for the existance of a domain, instead of looking for A, NS or MX
> records..
He asked for the "optimal way" "to see if a given host truly exists" and
you told him how to confirm or deny the "existance of a domain". He asked
about hosts, you answered about domains.
DS
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