I have the following data in my DNS zone file for my domain:
$ORIGIN mydomain.com. @ IN A 208.X.Y.Z mail IN A 208.X.Y.Z ... etc..
What does the
@ line mean? I know what an A record is.. but a host with an
ampersand at sign?
RFC 1035 defines the format of a DNS zone file.
... on page 34 you'll find:
@ A free standing @ is used to denote the current origin.
This means that
@ is a shortcut for the name defined with
You can find more information on
$ORIGIN here, which is an excerpt from Pro DNS and BIND, published by Apress.