Can you please also see if this mailing list is still enabled or not ?
I am not able to send to this mailing list. Following is an error that I got while sending mail to this mailing list :
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Delivery to the following recipient failed permanently:
address@hidden
Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain
nongnu.org by
eggs.gnu.org. [2001:4830:134:3::10].
The error that the other server returned was:
550-Callout verification failed:
550 550 Unrouteable address