On Wed, 26 Mar 2008, Markku Savela wrote: >> You seem to be of the opinion that fallback behavior should be extended to >> AAAA, and you seem to be the first one to express that opinion. (I myself have >> no opinion on how to resolve this other than believing it has to be resolved - >> the present ambigiuty is unacceptable.) > > As a private person using the "A record only" way of receiving mail, I > find it useful. It might be helpful in this context if you could elaborate a bit why you find it useful? The only reason I can think of is if (web?) UI of DNS hosting company would make it burdensome to update both MX and the A record. As John Klensin wrote on Tue, 25 Mar 2008 23:40:12 -0400 (<AADD02274043C6E6681E0407@xxxxxxxxxx>), MX can refer to a name so for typical usage scenarios I can think of, just updating your A record would automatically update MX settings as well. -- Pekka Savola "You each name yourselves king, yet the Netcore Oy kingdom bleeds." Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings _______________________________________________ IETF mailing list IETF@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf