This IP address has been reported a total of
81
times from
76 distinct
sources.
52.15.140.204 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.
Unsolicited TCP connection from 52.15.140.204 to port 0 at 2026-05-26T18:21:14Z. Source IP completed ...
show moreUnsolicited TCP connection from 52.15.140.204 to port 0 at 2026-05-26T18:21:14Z. Source IP completed three-way handshake to non-public service on this host. Detected by automated intrusion monitoring.
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Unsolicited TCP connection from 52.15.140.204 to port 0 at 2026-05-26T12:34:56Z. Source IP completed ...
show moreUnsolicited TCP connection from 52.15.140.204 to port 0 at 2026-05-26T12:34:56Z. Source IP completed three-way handshake to non-public service on this host. Detected by automated intrusion monitoring.
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Unsolicited TCP connection from 52.15.140.204 to port 0 at 2026-05-25T18:53:18Z. Source IP completed ...
show moreUnsolicited TCP connection from 52.15.140.204 to port 0 at 2026-05-25T18:53:18Z. Source IP completed three-way handshake to non-public service on this host. Detected by automated intrusion monitoring.
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CSF/LFD blocked 52.15.140.204 after LF_EXIMSYNTAX on * (inout, perm=1, ttl=1s). Reason: (eximsyntax) ...
show moreCSF/LFD blocked 52.15.140.204 after LF_EXIMSYNTAX on * (inout, perm=1, ttl=1s). Reason: (eximsyntax) Exim syntax errors from 52.15.140.204 (US/United States/ec2-52-15-140-204.us-east-2.compute.amazonaws.com): 10 in the last 3600 secs. Evidence: 2026-05-25 04:34:50 SMTP call from ec2-52-15-140-204.us-east-2.compute.amazonaws.com [52.15.140.204]:19812 dropped: too many syntax or protocol errors (last command was "?\b?\006?\027?\030?\031?\v?\002\001??\r?\020?\016\
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2026-05-25T11:32:25.855136+02:00 www4 postfix/submission/smtpd[2709057]: improper command pipelining ...
show more2026-05-25T11:32:25.855136+02:00 www4 postfix/submission/smtpd[2709057]: improper command pipelining after CONNECT from ec2-52-15-140-204.us-east-2.compute.amazonaws.com[52.15.140.204]: \n
2026-05-25T11:32:34.576911+02:00 www4 postfix/submission/smtpd[2709057]: improper command pipelining after CONNECT from ec2-52-15-140-204.us-east-2.compute.amazonaws.com[52.15.140.204]: GET / HTTP/1.1\r\nHost: 176.9.59.145:587\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; In
2026-05-25T11:34:36.085403+02:00 www4 postfix/submission/smtpd[2714297]: improper command pipelining after CONNECT from ec2-52-15-140-204.us-east-2.compute.amazonaws.com[52.15.140.204]: GET / HTTP/1.1\r\nHost: 176.9.59.145:587\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; In
2026-05-25T11:35:59.348280+02:00 www4 postfix/submission/smtpd[2714297]: improper command pipelining after CONNECT from ec2-52-15-140-204.us-east-2.compute.amazonaws.com[52.15.140.204]: \026\003\001\000{\001\000\000w\003\003wx\32
...
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Phishing
Email Spam
Brute-Force
Web App Attack
SSH
Showing 1 to
15
of 81 reports
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