Re: [exim] mx selection (possibly off topic)

Top Page
Delete this message
Reply to this message
Author: Philip Hazel
Date:  
To: exim-users
Subject: Re: [exim] mx selection (possibly off topic)
On Thu, 18 Aug 2005, Tony Finch wrote:

> No it is not. RFC 1123 says "a valid host name can never have the
> dotted-decimal form #.#.#.#, since at least the highest-level component
> label will be alphabetic." Good name servers should object to zones with
> IP-address-like MX or CNAME or PTR target names.


Oh, I hadn't noticed that. Jolly good. Somebody showed some sense then.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.
Get the Exim 4 book:    http://www.uit.co.uk/exim-book