MailmanLists' servers are well maintained and are periodically taken offline for software updates - typically once a month for a few minutes. Any messages posted to an off-line server get queued and then delivered when the server is brought back online.

To be notified of upcoming changes and scheduled outages, please subscribe to notices (at)

It's currently Sunday, 17 February 2019 – 07:30 (GMT).

Server Scheduled outage on: Expected downtime
Bissen, Luxembourg Saturday 23 February 2019 at 02:00 (GMT) Less than 15 minutes
Singapore, Singapore Sunday 24 February 2019 at 18:00 (GMT) Less than 15 minutes
Amsterdam, Netherlands Saturday 2 March 2019 at 02:00 (GMT) Less than 15 minutes
Sydney, Australia Sunday 10 March 2019 at 01:00 (GMT) Less than 15 minutes