This IP address has been reported a total of
40
times from
39 distinct
sources.
3.139.100.75 was first reported on
, and the most recent report was
.
Recent Reports:
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
2026-06-08T10:48:09.597190+01:00 web01.xpert-servers.net postfix/smtpd[1806794]: improper command pi ...
show more2026-06-08T10:48:09.597190+01:00 web01.xpert-servers.net postfix/smtpd[1806794]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T10:48:23.849664+01:00 web01.xpert-servers.net postfix/smtpd[1806857]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T10:48:25.264854+01:00 web01.xpert-servers.net postfix/smtpd[1806873]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T10:48:31.717703+01:00 web01.xpert-servers.net postfix/smtpd[1806898]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T10:48:37.653329+01:00 web01.xpert-servers.net postfix/smtpd[1806922]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T10:52:44.59788
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2026-06-08T10:48:54.791260+01:00 parsel.zopatista.com postfix/submission/smtpd[1129566]: improper co ...
show more2026-06-08T10:48:54.791260+01:00 parsel.zopatista.com postfix/submission/smtpd[1129566]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T10:53:26.517499+01:00 parsel.zopatista.com postfix/submission/smtpd[1129566]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \026\003\001\000\356\001\000\000\352\003\003\355H\236!4\232\341\263;j\037E\356\261\001\270u\264\351}%\035\245}\347\331a\rJS\a\327 %\264\236>"]\235\b\001\217\321\312\341\312;hp\351\203\353\347\365\330\321\325\213h\a\271z\2663\000&\314\250\314\251\300/\3000\300+\300,\300\023\300\t\300\024\300\n\000\234
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2026-06-0811:50:04SMTPcallfromec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]:58964dr ...
show more2026-06-0811:50:04SMTPcallfromec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]:58964dropped:toomanysyntaxorprotocolerrors\(lastcommandwas\"\?\"\,NULL\)2026-06-0811:52:09SMTPcallfromec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]:10402dropped:toomanysyntaxorprotocolerrors\(lastcommandwas\"\?\"\,NULL\)2026-06-0811:52:52SMTPcallfromec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]:53272dropped:toomanysyntaxorprotocolerrors\(lastcommandwas\"\\023\\003\\023\\001\\023\\002\\001\?\?{\?\\005\?\\005\\001\?\?\?\?\?\"\,NULL\)2026-06-0811:53:01SMTPcallfromec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]:53580dropped:toomanysyntaxorprotocolerrors\(lastcommandwas\"\?\"\,NULL\)2026-06-0811:53:24SMTPcallfromec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]:36500dropped:toomanysyntaxorprotocolerrors\(lastcommandwas\"\\023\\003\\023\\001\\023\\002\\001\?\?{\?\\005\?\\005\\001\?\?\?\?\?\"\,NULL\)
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2026-06-08T11:48:46.527903+02:00 mailtwo postfix/submission/smtpd[2286744]: improper command pipelin ...
show more2026-06-08T11:48:46.527903+02:00 mailtwo postfix/submission/smtpd[2286744]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
2026-06-08T11:48:46.653902+02:00 mailtwo postfix/submission/smtpd[2286744]: lost connection after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]
2026-06-08T11:49:46.288856+02:00 mailtwo postfix/submission/smtpd[2286744]: lost connection after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]
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Jun 8 10:48:39 - postfix/smtpd[185294]: improper command pipelining after CONNECT from ec2-3-139-10 ...
show moreJun 8 10:48:39 - postfix/smtpd[185294]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
Jun 8 10:48:39 - postfix/smtpd[185294]: lost connection after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]
Jun 8 10:49:34 - postfix/smtpd[185294]: lost connection after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]
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Jun 8 12:48:59 mail postfix/submission/smtpd[10821]: improper command pipelining after CONNECT from ...
show moreJun 8 12:48:59 mail postfix/submission/smtpd[10821]: improper command pipelining after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]: \n
Jun 8 12:48:59 mail postfix/submission/smtpd[10821]: lost connection after CONNECT from ec2-3-139-100-75.us-east-2.compute.amazonaws.com[3.139.100.75]
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