AbuseIPDB » 121.239.137.11

121.239.137.11
Activity Trending Down This IP hasn't received reports recently, which causes the score to decay.
35 reports found in our database
100% Critical
Abuse confidence score ?
ISP
CHINANET jiangsu province network
Usage Type
Fixed Line ISP
ASN
Domain Name
chinatelecom.cn
Country
🇨🇳 China
City
Nanjing, Jiangsu

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Log in to view charts and search reports for this IP. Log In

Top Reporter Countries (Last 60 Days)

Example preview

Report Categories (Last 60 Days)

Example preview

Reports Activity

Example preview
Account required for the enhanced features Log in Sign up

IP Abuse Reports for 121.239.137.11:

This IP address has been reported a total of 35 times from 23 distinct sources. 121.239.137.11 was first reported on , and the most recent report was . In the last 60 days, the top reporter locations were: United States of America with 13 reports; Germany with 6 reports; Netherlands with 6 reports. The most common categories in these recent reports were: Port Scan 34 times; Hacking 10 times; Brute-Force 7 times; IoT Targeted 3 times; Exploited Host 2 times; Other 1 time.

Reporter IoA Timestamp (UTC) Comment Categories
🇦🇹 urnilxfgbez
Last 24 Hours suspicious: (DPT=445|DPT=3389|DPT=22|DPT=3306|DPT=8080|DPT=23|DPT=5900|DPT=1433)
Port Scan
🇺🇸 RAP
2026-08-21 19:58:59 UTC Unauthorized activity to TCP port 23. Telnet
Port Scan
🇺🇸 RAP
2026-08-21 08:57:17 UTC Unauthorized activity to TCP port 23. Telnet
Port Scan
Anonymous
Unauthorized access (23/tcp/telnet) Targeted IoT device:Unknown (Probability:High)
Port Scan IoT Targeted
🇳🇱 DonAtari
DShield firewall scan - TCP to port 23
Brute-Force SSH
🇫🇷 Hiigara
connection attempt : 121.239.137.11 on port : tcp/23 (Telnet)
Port Scan
🇳🇱 Tsumugi Kotobuki
Port Scan Hacking
🇺🇸 RAP
2026-08-20 22:19:08 UTC Unauthorized activity to TCP port 23. Telnet
Port Scan
🇺🇸 MPL
tcp/23
Port Scan
🇺🇸 xmission.com
Port Scan Hacking Brute-Force
🇳🇱 VMHeaven.io
Blocked by UFW [23/tcp] Source port: 36123 TTL: 49 Packet length: 60
Port Scan Hacking Brute-Force
🇺🇸 xmission.com
Port Scan Hacking Brute-Force
🇦🇷 Bruno
Port Scanner: 121.239.137.11
Port Scan
🇩🇪 zupan
Port Scan IoT Targeted
🇫🇷 security.rdmc.fr
Port Scan Attack proto:TCP src:37815 dst:23
Port Scan

Showing 1 to 15 of 35 reports


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

Recently Reported IPs:

🇺🇸 162.216.150.160
🇰🇷 112.164.240.110
🇳🇬 102.88.111.111
🇹🇷 95.173.181.67
🇨🇦 20.104.104.62
🇺🇦 213.139.212.46
🇫🇮 204.168.222.91
🇨🇴 191.108.136.182
🇷🇺 178.178.194.135
🇸🇰 85.248.234.182
🇱🇹 62.60.130.201
🇰🇷 59.27.249.238
🇯🇵 8.216.16.144
🇺🇸 198.244.47.133
🇪🇨 190.99.75.249
🇺🇸 172.236.228.198
🇻🇳 171.254.93.44
🇺🇸 162.240.75.182
🇺🇸 104.236.68.24
🇿🇦 102.130.121.150