2025-06-11 17:48:50 dovecot_login authenticator failed for ([218.206.136.24]) [218.206.136.24]:51700: 535 Incorrect authentication data (set_id=fale.conosco@doi2versos.com.br)
2025-06-11 17:49:01 dovecot_login authenticator failed for (static.ill.117.250.220.65.bsnl.co.in) [117.250.220.65]:40476: 535 Incorrect authentication data (set_id=fale.conosco)
2025-06-11 18:00:52 SMTP call from [64.225.111.78]:7155 dropped: too many unrecognized commands (last was "To: <sip:nm2@nm2>")
2025-06-11 18:01:19 SMTP call from [167.172.104.241]:29994 dropped: too many syntax or protocol errors (last command was "?", NULL)
2025-06-11 18:01:24 SMTP call from [167.172.104.241]:36068 dropped: too many syntax or protocol errors (last command was "?", NULL)
2025-06-11 18:01:39 SMTP call from [167.172.104.241]:11402 dropped: too many syntax or protocol errors (last command was "?", NULL)
2025-06-11 18:01:45 SMTP call from [167.172.104.241]:50632 dropped: too many syntax or protocol errors (last command was "?", NULL)
2025-06-11 18:01:50 SMTP call from [167.172.104.241]:50642 dropped: too many syntax or protocol errors (last command was "?/?<\300\234\300\240?\234?5?=\300\235\300\241?\235?A?\272?\204?\300?\007?\004?\005\001??\322???\023?\021??\016144.217.254.10?\027???\001?\001\001\377\001?\001??", NULL)
2025-06-11 18:01:55 SMTP call from [167.172.104.241]:16592 dropped: too many syntax or protocol errors (last command was "\300+\300\256\300\254\300#\300	\300\b?\232?\304?\210?\276?E?\237\300\243\300\237?k?9?\236\300\242\300\236?g?3?\026\001??\322???\023?\021??\016144.217.254.10?\027???\001?\001\001\377\001?\001??", NULL)
2025-06-11 18:02:00 SMTP call from [167.172.104.241]:16602 dropped: too many syntax or protocol errors (last command was "?", NULL)
2025-06-11 18:02:05 SMTP call from [167.172.104.241]:26860 dropped: too many syntax or protocol errors (last command was "?", NULL)
2025-06-11 18:07:40 SMTP call from [45.131.155.254]:39038 dropped: too many unrecognized commands (last was "Accept-Encoding: gzip")
2025-06-11 18:09:32 SMTP call from [45.131.155.254]:56698 dropped: too many unrecognized commands (last was "To: <sip:nm2@nm2>")
2025-06-11 18:09:39 H=[45.131.155.254]:47602 temporarily rejected connection in "connect" ACL: "Host is ratelimited (1.9/1h max:1.2)"
2025-06-11 18:09:45 H=[45.131.155.254]:42116 temporarily rejected connection in "connect" ACL: "Host is ratelimited (1.9/1h max:1.2)"
2025-06-11 19:28:08 dovecot_login authenticator failed for ([125.72.128.218]) [125.72.128.218]:41117: 535 Incorrect authentication data (set_id=contato@doi2versos.com.br)
2025-06-11 19:28:22 dovecot_login authenticator failed for ([196.190.43.138]) [196.190.41.137]:37422: 535 Incorrect authentication data (set_id=contato)
2025-06-11 19:35:27 dovecot_login authenticator failed for ([218.67.123.202]) [218.67.123.202]:43382: 535 Incorrect authentication data (set_id=suporte@doi2versos.com.br)
2025-06-11 19:35:44 dovecot_login authenticator failed for ([101.58.144.50]) [101.58.144.50]:33558: 535 Incorrect authentication data (set_id=suporte)
