3 Apr
2003
3 Apr
'03
5:10 p.m.
In message <courier.3E8CAE9D.00002141@affinitas.org>, "Gerardo Gregory" writes:
Since then I have learned that some MTA's will look for an A record if it cannot find an MX record and use the A record instead.
That's indeed what the standard says. I put it into RFC 973 after consulting with Jon Postel about preferred ways to ensure robust delivery. Craig