> Question 6.4. Do I need to define an A record for localhost ? > > Date: Sat Sep 9 00:36:01 EDT 1995 > > Somewhere deep in the BOG (BIND Operations Guide) that came with 4.9.3 > (section 5.4.3), it says that you define this yourself (if need be) in > the same zone files as your "real" IP addresses for your domain. Quoting > the BOG: > > > ... As implied by this PTR > record, there should be a ``localhost.my.dom.ain'' > A record (with address 127.0.0.1) in every domain > that contains hosts. ``localhost.'' will lose its > trailing dot when 1.0.0.127.in-addr.arpa is queried > for;... > > The sample files in the BIND distribution show you what needs to be done > (see the BOG). > > Some HP boxen (especially those running HP OpenView) will also need > "loopback" defined with this IP address. You may set it as a CNAME > record pointing to the "localhost." record.