121.131.139.53
| ISP | Korea Telecom |
|---|---|
| Usage Type | Fixed Line ISP |
| ASN | AS4766 |
| Domain Name | kt.com |
| Country | 🇰🇷 Korea (the Republic of) |
| City | Seoul, Seoul |
ISP, Usage Type, and Location provided by IPInfo. Updated weekly.
IP Abuse Reports for 121.131.139.53
This IP address has been reported a total of 86 times from 52 distinct sources. 121.131.139.53 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 30 reports; Germany with 21 reports; France with 9 reports. The most common categories in these recent reports were: Port Scan 64 times; Brute-Force 24 times; IoT Targeted 17 times; Hacking 13 times; SSH 4 times; Other 6 times.
| Reporter | IoA Timestamp (UTC) | Comment | Categories | |
|---|---|---|---|---|
| 🇩🇪 paradox-hub.fr |
vps-secure / CrowdSec: scan de ports détecté (PortSentry)
|
Brute-Force | ||
| 🇩🇪 David Ferneding |
|
Port Scan Hacking Brute-Force | ||
| 🇩🇪 Tsumugi Kotobuki |
|
Port Scan Hacking | ||
| 🇦🇹 begou.dev |
[Threat Intelligence] Port Scanning and/or Unauthorized access -> TCP/23
|
Port Scan | ||
| Anonymous |
Portscan: TCP/23 (6x)
|
Port Scan | ||
| 🇺🇸 xmission.com |
|
Port Scan Hacking Brute-Force | ||
| 🇲🇳 Public CSIRT/CC of Mongolia |
Honeypot hit: Unauthorized connection attempt detected on 23/TELNET
|
Hacking IoT Targeted Port Scan | ||
| 🇺🇸 RAP |
2026-10-03 04:53:24 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | ||
| Anonymous |
|
Port Scan IoT Targeted | ||
| 🇺🇸 sumnone |
Port probing on unauthorized port 23
|
Port Scan Hacking Exploited Host | ||
| 🇩🇪 xserverx.ru |
|
Port Scan | ||
| 🇫🇷 security.rdmc.fr |
Port Scan Attack proto:TCP src:25208 dst:23
|
Port Scan | ||
| 🇫🇷 ipfyx |
Port scanning
|
Port Scan | ||
| Anonymous |
Repeated unauthorized connection attempts to restricted service observed.
|
Port Scan Hacking Brute-Force Bad Web Bot Web App Attack | ||
| 🇳🇱 i-turnradio.nl |
2026-10-03 04:15:31 +02:00 - Unsolicited TCP connection to a honeypot port; probing port 23.
|
Port Scan |
Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩