Although we're moving away from it, we found it useful for naming router interfaces, i.e. te1-2.routername.company.com, without having to create a separate sub-domain for each router.
I thought at some point periods were allowed in hostnames, and they do work without escaping them. Thanks... Vyto > -----Original Message----- > From: bind-users-bounces+vyto=fnal....@lists.isc.org [mailto:bind- > users-bounces+vyto=fnal....@lists.isc.org] On Behalf Of Barry Margolin > Sent: Sunday, January 30, 2011 4:14 PM > To: comp-protocols-dns-b...@isc.org > Subject: Re: what's a valid domain name? > > In article <mailman.1586.1296424051.555.bind-us...@lists.isc.org>, > Vytautas Grigaliunas <v...@fnal.gov> wrote: > > > What is the status of "dotted" hostnames - i.e. a period in the > hostname > > portion of a domain name ? > > > > At one point they were allowed, I believe ? What is the latest > official RFC ? > > I don't think they've every been allowed. Why would you need to do > this, instead of just using another level of subdomain? To get a > literal period into a label, you need to escape it, e.g. > foo\.bar.company.com instead of foo.bar.company.com. The latter is > allowed, always has been, and is quite common. > > -- > Barry Margolin, bar...@alum.mit.edu > Arlington, MA > *** PLEASE don't copy me on replies, I'll read them in the group *** > _______________________________________________ > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users _______________________________________________ bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users