moderated Mail server reverse DNS still flakey #bug

Henning Schulzrinne

while talking to
>>> RCPT To:<>
<<< 500 Invalid request, no reverse DNS for
554 5.0.0 Service unavailable
451 4.4.1 reply: read error from
... while talking to
>>> DATA
<<< 500 5.5.1 Invalid command

This is from gmail, so not a fringe service...

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