root@server1:/home/homeserver# mailq
-Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient-------
DA0AC1CA1B40*    1304 Thu Dec 10 17:06:33  admin@hearthstone.noip.me
                                         zakup.02@mail.ru

3497E1CA1B4B*    1183 Thu Dec 10 17:23:17  admin@hearthstone.noip.me
                                         saltant123@gmail.com

4F8781CA1B44     1170 Thu Dec 10 17:08:18  admin@hearthstone.noip.me
             (connect to mxs.mail.ru[217.69.139.150]:25: Connection timed out)
                                         zakup.02@mail.ru

911D61CA1B2D     1168 Thu Dec 10 16:56:42  admin@hearthstone.noip.me
             (connect to mxs.mail.ru[217.69.139.150]:25: Connection timed out)
                                         saltant@inbox.ru

2016E1CA1B38     1567 Thu Dec 10 17:04:09  admin@hearthstone.noip.me
             (connect to mxs.mail.ru[217.69.139.150]:25: Connection timed out)
                                         zakup.02@mail.ru

A03B81CA1B54     1546 Thu Dec 10 17:25:44  admin@hearthstone.noip.me
(connect to alt2.gmail-smtp-in.l.google.com[2404:6800:4008:c01::1b]:25: Network is unreachable)
                                         saltant123@gmail.com