Subject: Re: host not found?
To: Peter Seebach <>
From: john heasley <>
List: current-users
Date: 04/13/2003 11:12:18
Sun, Apr 13, 2003 at 01:06:33PM -0500, Peter Seebach:
> So, Mozilla and a couple of other programs are consistently failing to look
> up any name with _'s in it.  The most obvious (and topical) example would
> be  "nslookup" finds it; "ping" doesn't.
> -s

_ (and /, plus some others) are not valid characters for a hostname.
it is possible to configure bind to enforce this, but out of the box it
ignores the rfc for many of them.

sorry, i do not recall which rfc applies.  i think that was relaxed recently,
but i've never found any confirmation of it (ie: an rfc).  search namedroppers
mail list.

so, perhaps you're either using a different resolver lib or different set of