🇺🇸
66.132.195.103
29 Aug 2026
Aug 30 01:18:38 serwer postfix/smtpd[1198823]: improper command pipelining after CONNECT from 103.19 ...
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Aug 30 01:18:38 serwer postfix/smtpd[1198823]: improper command pipelining after CONNECT from 103.195.132.66.censys-scanner.com[66.132.195.103]: \026\003\003\001\247\001\000\001\243\003\003\350\327\177\r\315\223\2351]\255\244\025\260\374\036\002\v\ru4\225Vmz\302\367\2404\272\275j3 1\274\247\303\003\364\210\233i\366@\355\303\275`\327y\021\360\353\260%+6\270C9y\315\261^<\000\212\000\026\0003\000g\300\236\300\242\000\236\0009\000k\300\237\300\243\000\237
Aug 30 01:18:38 serwer postfix/smtpd[1198820]: improper command pipelining after CONNECT from 103.195.132.66.censys-scanner.com[66.132.195.103]: \026\003\003\001\247\001\000\001\243\003\003$\2066\f\0203)\343)NoS\004(\212\323\024\340m\245\b\207ML\f\272+b\250\214\347V \213\216\230\241{}\224\204\273\362p\320\264\262\333\261h\364\366.\374#\002\375^\254n\2276\0237\305\000\212\000\005\000\004\000\a\000\300\000\204\000\272\000A\000\235\300\241\300\235\000=
Aug 30 01:18:39 serwer postfix/smtpd[1198823]: improper command pipelining after CONNECT f
...
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Brute-Force
🇭🇰
179.236.105.196
27 Aug 2026
Aug 27 03:32:54 serwer postfix/smtpd[395818]: warning: unknown[179.236.105.196]: SASL LOGIN authenti ...
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Aug 27 03:32:54 serwer postfix/smtpd[395818]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=mail
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Brute-Force
🇭🇰
179.236.105.196
26 Aug 2026
Aug 26 19:29:42 serwer postfix/smtpd[200505]: warning: unknown[179.236.105.196]: SASL LOGIN authenti ...
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Aug 26 19:29:42 serwer postfix/smtpd[200505]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=job
...
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Brute-Force
🇳🇱
185.93.89.111
26 Aug 2026
Aug 26 16:39:05 serwer postfix/smtpd[188336]: warning: unknown[185.93.89.111]: SASL LOGIN authentica ...
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Aug 26 16:39:05 serwer postfix/smtpd[188336]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=soporte
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Brute-Force
🇳🇱
158.94.209.239
26 Aug 2026
Aug 26 16:21:41 serwer postfix/smtpd[186955]: warning: unknown[158.94.209.239]: SASL LOGIN authentic ...
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Aug 26 16:21:41 serwer postfix/smtpd[186955]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=testuser
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Brute-Force
🇭🇰
179.236.105.196
26 Aug 2026
Aug 26 15:02:44 serwer postfix/smtpd[181187]: warning: unknown[179.236.105.196]: SASL LOGIN authenti ...
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Aug 26 15:02:44 serwer postfix/smtpd[181187]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=backup
Aug 26 15:21:46 serwer postfix/smtpd[182611]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=usuario
...
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Brute-Force
🇭🇰
118.193.35.202
26 Aug 2026
Aug 26 13:06:36 serwer postfix/smtpd[172121]: improper command pipelining after CONNECT from unknown ...
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Aug 26 13:06:36 serwer postfix/smtpd[172121]: improper command pipelining after CONNECT from unknown[118.193.35.202]: \026\003\001\000\374\001\000\000\370\003\003\034;;\200\fx\016z\315q\030\305V\232\353\206\271\202\267\365\021\3502\356\t3\355d\377\034\311\033 \375j\021\232E$4\205(\326\t\327\336\034\001\267\236\225\235"]\245>pa\3335\260\017-0\253\0004\314\250\314\251\300/\3000\300+\300,\300\t\000\236\314\250\314\252\0003
Aug 26 13:06:57 serwer postfix/smtpd[172165]: improper command pipelining after CONNECT from unknown[118.193.35.202]: \026\003\001\000\306\001\000\000\302\003\003\020\202\246\2444\001vazN\357F\3223\322zt\020P\210\2613\033]\250\3132-7\314\342L :\311\267\005\221\247/y\177\001Nv\375'\224~UXGC\001\376\371\006\324N%\350\273"\311\276\000.\314\250\314\251\300/\3000\300+\300,\300\t\000\236\314\250\314\252\0003
Aug 26 13:06:59 serwer postfix/smtpd[172121]: improper command pipelining after CONNECT from unknown[118.193.35.202]: \026\003\003\001\251\001\000\001\245\003\003\205\216
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Brute-Force
🇭🇰
179.236.105.196
26 Aug 2026
Aug 26 12:29:37 serwer postfix/smtpd[169342]: warning: unknown[179.236.105.196]: SASL LOGIN authenti ...
show more
Aug 26 12:29:37 serwer postfix/smtpd[169342]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=job
Aug 26 12:48:47 serwer postfix/smtpd[170755]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=info
Aug 26 12:48:47 serwer postfix/smtpd[170755]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=info
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Brute-Force
🇭🇰
179.236.105.196
26 Aug 2026
Aug 26 10:18:18 serwer postfix/smtpd[160012]: warning: unknown[179.236.105.196]: SASL LOGIN authenti ...
show more
Aug 26 10:18:18 serwer postfix/smtpd[160012]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=admin
Aug 26 10:36:11 serwer postfix/smtpd[160926]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=test
Aug 26 10:54:42 serwer postfix/smtpd[162227]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=testtest
Aug 26 11:13:29 serwer postfix/smtpd[164143]: warning: unknown[179.236.105.196]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=postgres
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Brute-Force
🇬🇧
193.138.195.134
26 Aug 2026
Aug 26 10:11:29 serwer postfix/smtpd[159693]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOG ...
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Aug 26 10:11:29 serwer postfix/smtpd[159693]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 26 10:20:24 serwer postfix/smtpd[160181]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
🇳🇱
185.93.89.111
26 Aug 2026
Aug 26 08:10:53 serwer postfix/smtpd[150690]: warning: unknown[185.93.89.111]: SASL LOGIN authentica ...
show more
Aug 26 08:10:53 serwer postfix/smtpd[150690]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=booking
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Brute-Force
🇳🇱
158.94.209.239
26 Aug 2026
Aug 26 08:09:32 serwer postfix/smtpd[150690]: warning: unknown[158.94.209.239]: SASL LOGIN authentic ...
show more
Aug 26 08:09:32 serwer postfix/smtpd[150690]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=financeiro
...
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Brute-Force
🇬🇧
193.138.195.134
26 Aug 2026
Aug 26 07:33:18 serwer postfix/smtpd[147533]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOG ...
show more
Aug 26 07:33:18 serwer postfix/smtpd[147533]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 26 07:42:05 serwer postfix/smtpd[148453]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 26 07:42:05 serwer postfix/smtpd[148453]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
🇬🇧
193.138.195.134
26 Aug 2026
Aug 26 04:55:26 serwer postfix/smtpd[135703]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOG ...
show more
Aug 26 04:55:26 serwer postfix/smtpd[135703]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 26 05:04:33 serwer postfix/smtpd[136671]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 26 06:15:21 serwer postfix/smtpd[142173]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 26 06:24:14 serwer postfix/smtpd[142560]: warning: modem.hawaxtel.com[193.138.195.134]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
🇳🇱
158.94.209.239
26 Aug 2026
Aug 26 03:46:21 serwer postfix/smtpd[130288]: warning: unknown[158.94.209.239]: SASL LOGIN authentic ...
show more
Aug 26 03:46:21 serwer postfix/smtpd[130288]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=test1
Aug 26 04:04:18 serwer postfix/smtpd[131744]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=user1
...
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Brute-Force
🇳🇱
185.93.89.111
26 Aug 2026
Aug 26 03:33:55 serwer postfix/smtpd[129291]: warning: unknown[185.93.89.111]: SASL LOGIN authentica ...
show more
Aug 26 03:33:55 serwer postfix/smtpd[129291]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=helpdesk
Aug 26 03:39:51 serwer postfix/smtpd[130044]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=helpdesk
...
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Brute-Force
🇳🇱
158.94.209.239
25 Aug 2026
Aug 26 01:21:23 serwer postfix/smtpd[119672]: warning: unknown[158.94.209.239]: SASL LOGIN authentic ...
show more
Aug 26 01:21:23 serwer postfix/smtpd[119672]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=luck
Aug 26 01:32:56 serwer postfix/smtpd[120246]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=client
Aug 26 01:32:56 serwer postfix/smtpd[120246]: warning: unknown[158.94.209.239]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=client
...
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Brute-Force
🇳🇱
185.93.89.111
25 Aug 2026
Aug 26 00:55:15 serwer postfix/smtpd[117472]: warning: unknown[185.93.89.111]: SASL LOGIN authentica ...
show more
Aug 26 00:55:15 serwer postfix/smtpd[117472]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=ftpuser
Aug 26 00:59:50 serwer postfix/smtpd[117615]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=ftpuser
Aug 26 00:59:50 serwer postfix/smtpd[117615]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=ftpuser
...
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Brute-Force
🇳🇱
185.93.89.111
25 Aug 2026
Aug 25 22:57:06 serwer postfix/smtpd[4143140]: warning: unknown[185.93.89.111]: SASL LOGIN authentic ...
show more
Aug 25 22:57:06 serwer postfix/smtpd[4143140]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=scanner
Aug 25 23:00:33 serwer postfix/smtpd[4143327]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=scanner
Aug 25 23:36:36 serwer postfix/smtpd[4145977]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=backup
Aug 25 23:40:26 serwer postfix/smtpd[4146663]: warning: unknown[185.93.89.111]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=backup
...
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Brute-Force
🇬🇧
91.237.124.214
25 Aug 2026
Aug 25 21:02:55 serwer postfix/smtpd[4135138]: warning: unknown[91.237.124.214]: SASL LOGIN authenti ...
show more
Aug 25 21:02:55 serwer postfix/smtpd[4135138]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
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Brute-Force
🇳🇱
185.242.226.19
25 Aug 2026
Aug 25 20:05:29 serwer postfix/smtpd[4130979]: improper command pipelining after CONNECT from unknow ...
show more
Aug 25 20:05:29 serwer postfix/smtpd[4130979]: improper command pipelining after CONNECT from unknown[185.242.226.19]: \026\003\003\001\247\001\000\001\243\003\003:\210\034o\377#w\372\303\324\215n\367\a\332\235\272\332\310\332&\222\225\334\2409\375F,\352\325\206 \337\213\033\023Z\260\237o\005k\212\335\376\246\317\222MyY\372\006\220\030\024\326\214\356\245C\262\317\307\000\212\000\026\0003\000g\300\236\300\242\000\236\0009\000k\300\237\300\243\000\237
Aug 25 20:05:30 serwer postfix/smtpd[4130979]: improper command pipelining after CONNECT from unknown[185.242.226.19]: \026\003\003\001\247\001\000\001\243\003\003\310\240\345\204"Qg\vU\330\275\020j\206OVTN\376V\315E\230m\317\037\032\001'=!\022 X6\223m\220\355\0274\030l\353W\272*\226B\365"\030\023W\361+\025\212:]V\330\275)m\000\212\000\005\000\004\000\a\000\300\000\204\000\272\000A\000\235\300\241\300\235\000=
Aug 25 20:05:30 serwer postfix/smtpd[4130979]: improper command pipelining after CONNECT from unknown[185.242.226.19]: \026\003\003
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Brute-Force
🇬🇧
91.237.124.214
25 Aug 2026
Aug 25 12:57:25 serwer postfix/smtpd[4099058]: warning: unknown[91.237.124.214]: SASL LOGIN authenti ...
show more
Aug 25 12:57:25 serwer postfix/smtpd[4099058]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
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Brute-Force
🇬🇧
91.237.124.214
25 Aug 2026
Aug 25 08:33:59 serwer postfix/smtpd[4079525]: warning: unknown[91.237.124.214]: SASL LOGIN authenti ...
show more
Aug 25 08:33:59 serwer postfix/smtpd[4079525]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 25 08:46:53 serwer postfix/smtpd[4080695]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
🇬🇧
91.237.124.214
25 Aug 2026
Aug 25 06:16:33 serwer postfix/smtpd[4069866]: warning: unknown[91.237.124.214]: SASL LOGIN authenti ...
show more
Aug 25 06:16:33 serwer postfix/smtpd[4069866]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 25 06:24:10 serwer postfix/smtpd[4070234]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 25 06:24:10 serwer postfix/smtpd[4070234]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
🇬🇧
91.237.124.214
25 Aug 2026
Aug 25 04:48:52 serwer postfix/smtpd[4063218]: warning: unknown[91.237.124.214]: SASL LOGIN authenti ...
show more
Aug 25 04:48:52 serwer postfix/smtpd[4063218]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 25 04:56:12 serwer postfix/smtpd[4063625]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 25 05:03:31 serwer postfix/smtpd[4064425]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Aug 25 05:10:50 serwer postfix/smtpd[4065163]: warning: unknown[91.237.124.214]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force