Hi Nathan -
On Thu, 31 Jul 2014 21:40:35 -0600, Nathan Andelin
Nathan called it a sub-domain (and you agreed)...
It's not a sub-domain it's a host. Only hosts can have IP addresses.
Charles, you appear to be talking about setting up "A" records (aka DNS
host records) which I would call mapping sub-domain names to IP addresses.
For a definition of sub-domains see:
I began learning about sub-domain names after having to pay what appeared
to me to be an outrageous premium for a wildcard certificate for *.
my-domain.com, where the asterisk refers to "all" sub-domains of a
Charles is correct, and in fact that Wikipedia article agrees. To
|A resource record, such a A(host), CNAME(alias) or MX (mail), should
|not be confused with a subdomain node. A subdomain does not point to
|any specific server location, while most resource records do
|(resource records that do not point to specific hosts contain
Opinions expressed are my own and do not necessarily represent the views
of my employer or anyone in their right mind.