PowerMTA™ 3.5r16 

Top 10 queues by number of recipients

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Name #Rcpt KBytes #Conn Paused Mode Last Error
gmail.com/vmta1 379 592.2 4 no normal 2025-09-15 21:29:07 Error: connection closed by the remote host while connected from server1.dhl-us.cn (10.0.0.21:37181) to alt1.gmail-smtp-in.l.google.com (142.250.101.26)
rediffmail.com/vmta1 78 747.9 0 no normal 2025-09-15 21:26:15 Timed out while connecting from server1.dhl-us.cn (10.0.0.21) to mx.rediffmail.rediff.akadns.net (202.137.234.30)
myway.com/vmta1 51 732.3 0 no normal 2025-09-15 21:28:16 Timed out while connecting from server1.dhl-us.cn (10.0.0.21) to myway.com (151.101.42.114)
fastmail.fm/vmta1 40 571.4 2 no normal 2025-09-15 21:28:03 Error: connection closed by the remote host while connected from server1.dhl-us.cn (10.0.0.21:51238) to in1-smtp.messagingengine.com (103.168.172.221)
fastmail.es/vmta1 39 570.4 0 no normal 2025-09-15 21:20:20 SMTP service unavailable: "421 Client host [117.88.100.19] blocked using internal list; Too many unknown addresses, probable dictionary harvest attack" received from in2-smtp.messagingengine.com (202.12.124.216) while connected from server1.dhl-us.cn (10.0.0.21) to in2-smtp.messagingengine.com (202.12.124.216)
fastmail.us/vmta1 35 511.9 2 no normal 2025-09-15 21:28:40 Error: connection closed by the remote host while connected from server1.dhl-us.cn (10.0.0.21:50478) to in1-smtp.messagingengine.com (103.168.172.221)
libero.it/vmta1 30 59.0 0 no normal 2025-09-15 21:24:37 Timed out while connecting from server1.dhl-us.cn (10.0.0.21) to smtp-in.libero.it (213.209.1.129)
eircom.net/vmta1 24 147.6 0 no normal 2025-09-15 21:22:12 SMTP service unavailable: "421 eir-ibgw-8002a.ext.cloudfilter.net cmsmtp 117.88.100.19 blocked AUP#DNS" received from eir-08.mx.a.cloudfilter.net (15.188.200.44) while connected from server1.dhl-us.cn (10.0.0.21) to eir-08.mx.a.cloudfilter.net (15.188.200.44)
seznam.cz/vmta1 23 24.4 0 no normal 2025-09-15 21:28:51 SMTP service unavailable: "421 4.7.1 email.seznam.cz you have been temporarily banned (https://napoveda.seznam.cz/cz/email/email-caste-dotazy/)" received from mx2.seznam.cz (77.75.77.42) while connected from server1.dhl-us.cn (10.0.0.21) to mx2.seznam.cz (77.75.77.42)
zjlamp.com/vmta1 23 336.5 0 no normal 2025-09-15 21:02:59 Error: connection closed by the remote host while connected from server1.dhl-us.cn (10.0.0.21) to mxbiz2.qq.com (42.194.253.16)

10 of 18336 matching queues.

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