113.31.186.197

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
100% Critical
1,102 reports
240 reporters · latest 45 minutes ago
ISP
Shanghai UCloud Information Technology Company Limited
Usage Type
Fixed Line ISP
ASN
AS4811
Domain Name
ucloud.cn
Country
🇨🇳 China
City
Shanghai, Shanghai
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Abuse Reports

Total reports
1,102 from 240 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇺🇸 United States of America 270 🇩🇪 Germany 226 🇫🇷 France 80
Most common categories Port Scan 293 Brute-Force 288 Web App Attack 198 Hacking 179 Bad Web Bot 147
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
Anonymous
2026-11-08T16:19:27.324214+01:00 postfix/smtpd[2116737]: improper command pipelining after CONNECT from unknown[113.31.186.197]:
Email Spam
🇺🇸 en0
113.31.186.197 was recorded 5 times by 1 hosts attempting to connect to 4 unique ports. Incident counter (4h, 24h, all-time): 5, 32, 2106
Port Scan
🇫🇷 Kejult
Honeypot Finding: repeated TCP service probing on TCP/80 (HTTP); 2 application-level events across 2 source port(s). Sensor(s): Tanner.
Port Scan
🇺🇸 en0
113.31.186.197 was recorded 3 times by 1 hosts attempting to connect to 3 unique ports. Incident counter (4h, 24h, all-time): 3, 27, 2095
Port Scan
🇭🇰 sandra361
Port scan detected: 5 packets across 1 port (80). | Evidence: REAPER_TARPIT: IN=eth0 SRC=113.31.186.197 LEN=40 TOS=0x14 PREC=0x00 TTL=44 ID=57232 DF PROTO=TCP SPT=12774 DPT=80 WINDOW=29200 RES=0x00 ACK FIN URGP=0
Port Scan
Anonymous
Web App Attack Port Scan
🇺🇸 Zestysoft
Port Scan
🇺🇸 en0
113.31.186.197 was recorded 4 times by 1 hosts attempting to connect to 2 unique ports. Incident counter (4h, 24h, all-time): 4, 22, 2090
Port Scan
🇺🇸 SX Communications
HTTP application-layer DoS / botnet traffic from 113.31.186.197: repeated high-cost dynamic page and feed requests (profile/tag views, forums, tracker, RSS) at abusive rates via completed TCP/HTTPS. Likely compromised end-user host.
DDoS Attack Bad Web Bot Exploited Host
🇫🇷 Entalpi.net
Known exploit / shellcode injection attempt / network protocol violation, may be port scanning false positive
Hacking
🇺🇸 en0
113.31.186.197 was recorded 7 times by 1 hosts attempting to connect to 6 unique ports. Incident counter (4h, 24h, all-time): 7, 12, 2080
Port Scan
🇩🇪 rd1742
2026-11-07T14:51:01.717327+00:00 pat postfix/smtps/smtpd[199653]: warning: non-SMTP command from unknown[113.31.186.197]: GET / HTTP/1.1 ...
Port Scan Hacking
🇨🇿 unhfree.net
Brute-Force Exploited Host
🇩🇪 klaus_ph
113.31.186.197 - - [07/Nov/2026:14:10:57 +0100] "GET / HTTP/1.1" 301 576 "-" "Dalvik/2.1.0 (Linux; U; Android 9.0; ZTE BA520 Build/MRA58K)" ...
Bad Web Bot
🇺🇸 cybsecaoccol
Brute Force SASL Attack
Hacking Brute-Force Web App Attack

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown

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