moderated Mail server reverse DNS still flakey #bug


Henning Schulzrinne
 

while talking to lb01.groups.io.:
>>> RCPT To:<arch-econ@groups.io>
<<< 500 Invalid request, no reverse DNS for 148.163.139.74
554 5.0.0 Service unavailable
451 4.4.1 reply: read error from lb01.groups.io.
... while talking to lb02.groups.io.:
>>> DATA
<<< 500 5.5.1 Invalid command

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

Join main@beta.groups.io to automatically receive all group messages.