In article <[email protected]> you write: >However, under RFC 5321, section 5.1, I had always thought that without >an MX, the system should revert to using the A record as an implicit MX.
You are correct. On the other hand, these days domains that expect mail generally do have MX records, so I can't blame them for treating the lack of MX as a signal that the address is bogus. R's, John _______________________________________________ mailop mailing list [email protected] https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop
