As previously reported, on May 17th, the outbound traffic from all
IETF list mails stopped. After the issue was repaired, members of the IETF
Community requested an explanation of the nature of the problem. This message
provides a summary of the
problem and the steps taken to correct it.
The
Dear IETF Community -
On 17 May, from 17:48 UTC (13:48 EDT) to 23:48 UTC (18:49 EDT), outbound email
from the IETF email lists failed to send. Mail sent to the lists went into the
archives, but was not received by list subscribers.
A problem in the DMARC-rewriting system caused outbound mail
