220.121.26.166

Activity Trending Down This IP hasn't received reports recently, which causes the score to decay.
Abuse Confidence Score
18% Caution
11 reports
10 reporters · latest 1 month ago
ISP
Korea Telecom
Usage Type
Fixed Line ISP
ASN
AS4766
Domain Name
kt.com
Country
🇰🇷 Korea (the Republic of)
City
Incheon, Incheon
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Abuse Reports

Total reports
11 from 10 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇨🇳 China 1 🇩🇪 Germany 1 🇫🇷 France 1
Most common categories Brute-Force 5 SSH 3 Web App Attack 1 Port Scan 1
Old reports The most recent abuse report for this IP address is from . It is possible that this IP is no longer involved in abusive activities.
Reporter IoA Timestamp (UTC) Comment Categories
🇮🇩 xveil
2026-09-28T06:56:33.956528 mail-honeypot postfix/submission/smtpd[18700]: warning: unknown[220.121.26.166]: SASL PLAIN authentication failed: authentication failure ...
Brute-Force
🇩🇪 NetWatch
NetWatch sensor network: The IP 220.121.26.166 executed unauthorized SSH login attempts.
Brute-Force SSH
🇨🇳 SA19999
Auto-report: brute_force | sources=["peer-sync"] | Fox honeypot cluster
Web App Attack
🇮🇹 VHosting
Detected mail brute force attack from different servers
Brute-Force
🇺🇸 Like Ma
Brute-Force SSH
🇫🇷 900cm
Sep 19 14:57:57 raspberrypi sshd[2381]: Failed password for admin from 220.121.26.166 port 41684 ssh2 ...
Port Scan Brute-Force SSH
🇮🇹 ipald
MIoT SecOps: Touched the SSH honeypot
Port Scan Brute-Force SSH
🇨🇦 DRI
Web attack/Malicious activity detected
Web App Attack
🇩🇪 rd1742
2026-09-05 12:01:48,042 quad proftpd[1887304] 2a03:4000:3e:312:360a:466c:8ea1:45b9 (220.121.26.166[220.121.26.166]): USER root: no such user found from 220.121.26.166 [220.121.26.166] to 2.56.97.107:22
Brute-Force Exploited Host SSH
🇨🇦 DRI
Web attack/Malicious activity detected
Web App Attack
Anonymous
Failed login attempt detected by Fail2Ban in plesk-postfix jail
Brute-Force

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