20.51.188.3

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
100% Critical
56 reports
31 reporters · latest 21 minutes ago
ISP
Microsoft Corporation
Usage Type
Data Center/Web Hosting/Transit
ASN
AS8075
Domain Name
microsoft.com
Country
🇺🇸 United States of America
City
Dulles Town Center, Virginia
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Abuse Reports

Total reports
56 from 31 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇺🇸 United States of America 22 🇫🇷 France 10 🇩🇪 Germany 7
Most common categories Port Scan 53 Hacking 6 Brute-Force 3 Exploited Host 2 Fraud VoIP 1
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
🇩🇪 DasDuo
Attempt on port 445 (SMB) - potential unauthorized file-share access attempt. Blocked by firewall (unsolicited inbound, no prior outbound connection).
Port Scan Hacking Exploited Host
🇭🇰 sandra361
Port scan detected: 5 packets across 1 port (5093). | Evidence: REAPER_TARPIT: IN=eth0 SRC=20.51.188.3 LEN=40 TOS=0x14 PREC=0x00 TTL=41 ID=14054 DF PROTO=TCP SPT=42206 DPT=5093 WINDOW=64240 RES=0x00 ACK FIN URGP=0
Port Scan
Anonymous
6379/tcp (1 or more attempts)
Port Scan
🇺🇸 donarev419
Connection to port 1311 with data transfer. Data preview: MGLNDD_67.215.244.172_1311
Port Scan Hacking
🇺🇸 MPL
tcp/1311
Port Scan
🇺🇸 MPL
tcp/8081 (2 or more attempts)
Port Scan
🇺🇸 MPL
tcp/17185
Port Scan
🇫🇷 Petre 21_ip
2026-11-15T04:26:30.779956+01:00 vmi2775508 kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:5c:a7:cf:c0:69:11:b3:85:db:08:00 SRC=20.51.188.3 DST=155.133.26.57 LEN=55 TOS=0x00 PREC=0x00 TTL=50 ID=38428 PROTO=UDP SPT=43900 DPT=50000 LEN=35 ...
Port Scan
🇭🇰 PingMeMaybe
Blocked by UFW on hk [123/tcp] Source port: 35425 TTL: 45 Packet length: 52 TOS: 0x00 This report was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter
Port Scan
🇺🇸 MPL
tcp/123
Port Scan
🇦🇹 urnilxfgbez
Last 24 Hours suspicious: (DPT=445|DPT=3389|DPT=22|DPT=3306|DPT=8080|DPT=23|DPT=5900|DPT=1433)
Port Scan
🇫🇷 uthul
T-Pot honeypot: 1 hits on ports [443] (automated)
Port Scan Web App Attack
Anonymous
10000/tcp (1 or more attempts)
Port Scan
🇺🇸 MPL
tcp/5632
Port Scan
Anonymous
Port Scan Brute-Force

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