openSUSE admin

I looks like we (195.135.223.51) have ended up on some block list. I just received bounces through ircops@lists.opensuse.org.

hennevogel@googlemail.com (expanded from hvogel@opensuse.org): host
gmail-smtp-in.l.google.com[2a00:1450:4013:c02::1a] said: 550-5.7.1
[2a07:de40:b27e:1209::11 19] Gmail has detected that this message
550-5.7.1 is likely suspicious due to the very low reputation of the
sending 550-5.7.1 domain. To best protect our users from spam, the message
has been 550-5.7.1 blocked. For more information, go to 550 5.7.1
https://support.google.com/mail/answer/188131
a640c23a62f3a-abb7a56e24dsi884687966b.224 - gsmtp (in reply to end of DATA
command)