121.28.27.66

Neutral Activity There is no recent abuse activity, or the IP address is whitelisted.
Abuse Confidence Score
0% Low Risk
237 reports
26 reporters · latest 1 year ago
ISP
Gov,ShiJiaZhuang City,HeBei Province
Usage Type
Fixed Line ISP
ASN
AS4837
Domain Name
chinaunicom.cn
Country
🇨🇳 China
City
Shijiazhuang, Hebei
Log in to view charts and search reports for this IP. Log In

No reports in the last 60 days

121.28.27.66 has been reported 237 times. The most recent report is from .

The full history is preserved below and remains searchable. A 0% score reflects the absence of recent activity, but this is not a guarantee that earlier reports were invalid. Abuse confidence score decays, naturally, over time, when the abusive activity stops.

Abuse Reports

Total reports
237 from 26 distinct reporters
First reported
Most recent report
Reporter IoA Timestamp (UTC) Comment Categories
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇳🇱 bontekoe.technology
121.28.27.66 banned on rtr - Threshold reached: 5 failures
SSH
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇬🇧 Andrew
Blocked by UFW (TCP on port 23). Source port: 61567 TTL: 48 Packet length: 44 TOS: 0x00 This report (for 121.28.27.66) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter
Port Scan Hacking Brute-Force
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇩🇪 Grizzlytools
Kingcopy(AI-IDS)RouterOS: Portscanner detected.
Port Scan
🇳🇱 bontekoe.technology
121.28.27.66 banned on rtr - Threshold reached: 5 failures
SSH
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇺🇸 RAP
2025-08-25 07:04:20 UTC Unauthorized activity to TCP port 23. Telnet
Port Scan
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/23
Brute-Force
🇦🇹 urnilxfgbez
Last 24 Hours suspicious: (DPT=445|DPT=3389|DPT=22|DPT=3306|DPT=8080|DPT=23|DPT=5900|DPT=1433)
Port Scan

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

Recently Reported IPs:

🇸🇬 152.42.221.98
🇹🇷 85.99.93.205
🇺🇸 66.132.172.117
🇬🇧 35.203.211.25
🇷🇺 194.190.83.2
🇧🇷 179.191.227.135
🇨🇳 139.198.29.172
🇳🇱 109.160.32.107
🇸🇬 194.5.82.161
🇺🇸 172.71.175.6
🇩🇪 167.94.145.21
🇨🇳 117.191.127.86
🇧🇩 113.11.34.221
🇪🇸 79.147.21.141
🇧🇪 207.175.202.245
🇦🇿 185.146.112.201
🇷🇴 185.100.85.20
🇦🇫 180.94.75.122
🇨🇳 117.187.180.215
🇳🇱 193.47.62.69
feedback