5 Apr
2004
5 Apr
'04
5:53 p.m.
On 05.04.2004 23:42 Daniel Roesen wrote:
On Mon, Apr 05, 2004 at 11:32:08PM +0200, Arnold Nipper wrote:
I am surprised you don't have problems sending to AOL as well. They don't accept email from servers that do not have reverse addresses. I don't accept email from severs without reverse addressing.
of course this server does have a reverse mapping. But this reverse mapped doamin does not have an MX record.
Does it have an A RR?
It also does have an A RR. And the forward mapping does also match the IP address.
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.
In this case the host *sends* mail ... Arnold