5 Apr
2004
5 Apr
'04
5:57 p.m.
On Mon, 05 Apr 2004 23:42:28 +0200, Daniel Roesen <dr@cluenet.de> said:
Anyway... it's a heuristic which definately does give false positives. The only requirement is that IF a domain/host accepts mail there MUST be a postmaster@ address.
If you squint and cross your eyes, you can even convince yourself that RFC2821 says it's OK for said address to be bouncing due to over-quota conditions, because the requirement is for existence, not for usability. :)