Number's 1st

Mark_Andrews at isc.org Mark_Andrews at isc.org
Fri Jul 19 14:36:12 UTC 2002


> Ted wrote:
> 
> > Hello
> >
> > Just a quick question about A records.
> >
> > Is it ok for them to start with number's, ie 1234-hellothere.foo.com.
> > (Internet facing)
> 
> We have had problems here with nodenames beginning with a numeric
> character - some web pages (internal to ANL, I believe) were
> inaccessible.  I believe that the desktops involved were either WNT or
> W2k.  I am not a web administrator, and I have no other
> details.  I usually will not register such a nodename unless I know
> that it is a printer or networking gear, which would never have
> a logged on user accessing the web.
> ----------------------------------------------------------------------
> Barry S. Finkel
> Electronics and Computing Technologies Division
> Argonne National Laboratory          Phone:    +1 (630) 252-7277
> 9700 South Cass Avenue               Facsimile:+1 (630) 252-4601
> Building 222, Room D209              Internet: BSFinkel at anl.gov
> Argonne, IL   60439-4828             IBMMAIL:  I1004994
> 
> 

	These have been legal since RFC 1123 was published in October
	1989.  Apart from a few mail transfer agents they worked
	fine back then.  No modern OS has problems with with these
	names.

	If a web page doesn't accept them then it is *broken* and
	should be fixed.

	Mark
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org


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