On Mon, 26 Nov 2007, John C Klensin wrote:
So, while 2821bis clearly permits single-component (TLD-only)
domains, my guess is that, to take advantage of it, you will
need to implement it and then start a campaign to disseminate
clues and allow at least a half-dozen years for it to be
Even the people who try to set up TLDs with MXs mostly screw it up.
f.a.n.finch <dot(_at_)dotat(_dot_)at> http://dotat.at/
BAILEY: NORTHWESTERLY 4 OR 5 BACKING SOUTHERLY 5 TO 7. ROUGH OR VERY ROUGH.
OCCASIONAL RAIN. MODERATE OR GOOD, OCCASIONALLY POOR.