51.102.108.215

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
100% Critical
489 reports
161 reporters · latest 7 minutes ago
ISP
A100 ROW Inc
Usage Type
Data Center/Web Hosting/Transit
ASN
AS16509
Hostname(s)
scan.apcosys.cc
Domain Name
auth-tec-on-beta.space
Country
🇩🇪 Germany
City
Frankfurt am Main, Hesse
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Abuse Reports

Total reports
489 from 161 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇺🇸 United States of America 92 🇩🇪 Germany 59 🇫🇷 France 28
Most common categories Port Scan 241 Hacking 38 Brute-Force 25 Email Spam 8 Exploited Host 5
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.
Reporter IoA Timestamp (UTC) Comment Categories
🇸🇪 venix
Unauthorized connection attempt detected from IP address 51.102.108.215 to port 22 (compute01.malmo)
Brute-Force Exploited Host
🇺🇸 donarev419
Connection to port 5671 with data transfer. Data preview: SSH-2.0-OpenSSH_8.9
Port Scan Hacking
🇭🇰 sandra361
Port scan detected: 5 packets across 1 port (5671). | Evidence: REAPER_TARPIT: IN=eth0 SRC=51.102.108.215 LEN=40 TOS=0x14 PREC=0x00 TTL=52 ID=15762 DF PROTO=TCP SPT=19358 DPT=5671 WINDOW=62727 RES=0x00 ACK RST URGP=0
Port Scan
🇺🇸 donarev419
Port scan detected on port 8880 (connection without data transfer)
Port Scan
🇦🇺 LiftUp Hosting
Honeypot hit: SSH handshake/banner (21 bytes of payload); 9090 [1] TCP
SSH
🇳🇱 donarev419
Connection to port 9090 with data transfer. Data preview: OPTIONS / RTSP/1.0
Port Scan Hacking
🇧🇪 fpoulet
Blocked by Fail2Ban (Postfix BruteForce)
Brute-Force SSH
🇺🇸 sandra361
Port scan detected: 9 packets across 1 port (9090). | Evidence: REAPER_TARPIT: IN=enp1s0 SRC=51.102.108.215 LEN=61 TOS=0x00 PREC=0x00 TTL=52 ID=62375 DF PROTO=TCP SPT=29088 DPT=9090 WINDOW=62727 RES=0x00 ACK PSH URGP=0
Port Scan
🇲🇳 Public CSIRT/CC of Mongolia
Honeypot hit: Unauthorized traffic (22 bytes of payload); 8880 [1] TCP
Port Scan
🇺🇸 donarev419
Port scan detected on port 8161 (connection without data transfer)
Port Scan
🇺🇸 donarev419
Connection to port 8883 with data transfer. Data preview: GET / HTTP/1.1 Host: 167.253.66.144:8883 Accept: */* Accept-Encoding: identity Accept-Language:
Port Scan Hacking
🇳🇱 donarev419
Port scan detected on port 8883 (connection without data transfer)
Port Scan
🇺🇸 HamSammich
Automated sensor: 4 SMTP-AUTH, SMTPS brute-force attempts over the last 24h (latest 2026-11-10T00:37Z).
Email Spam Brute-Force
🇺🇸 donarev419
Port scan detected on port 8529 (connection without data transfer)
Port Scan
🇫🇷 Thaliruth
Nov 10 00:59:03 151 postfix/smtpd[1347910]: lost connection after CONNECT from scan.apcosys.cc[51.102.108.215] ...
Hacking Brute-Force

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