Is IP address 211.105.129.57 dangerous?

Yes, 211.105.129.57 is considered dangerous with a threat level of 10/10. It has been reported 100 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 211.105.129.57?

IP address 211.105.129.57 is operated by Korea Telecom (ASN 4766) and is geolocated to KR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 211.105.129.57?

Yes, blocking 211.105.129.57 is strongly recommended. With a threat level of 10/10 and 100 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 211.105.129.57?

Our threat assessment for 211.105.129.57 has a confidence score of 55%, based on 100 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

211.105.129.57

IPv4 Public

AS4766

Korea Telecom

100 Reports

Is this your IP address? If the cause is fixed, you can request removal. Free of charge, usually decided within 48 hours. Request delisting

KR Location

Korea Telecom ASN 4766

100 Reports

Honeypot Data Source

Critical Alert

Security alert: 211.105.129.57 rated 10/10 based on 100 verified incidents.

Threat profile indicates sustained malicious activity with 55% confidence rating.

More threatening than 98% of monitored IPs

Threat Categories

SSH 28

Hacking 19

Exploited Host 3

Brute-Force 2

Technical Details

SSH attacks attempt to gain server access through password guessing or exploitation of SSH vulnerabilities.

Recommended Mitigations

Use key-based authentication, change default ports, implement fail2ban, and disable root login.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over less than a day indicates persistent threat actor operations.

First Observed 25. September 2026

Last Activity 25. September 2026

Recent (7 days) 0 incidents

Moderate Network Risk

The network hosting this IP (ASN 4766, operated by Korea Telecom) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

Security Recommendations

Implement immediate countermeasures. Well-resourced threat actor identified.

Long-term blocking recommended.

Reputation Summary

Threat Level 10/10 Critical

Critical

Activity Frequency 0/10 Inactive

Confidence Score 55% High Confidence

Confidence History

16. Jun 2026 - 25. Sep 2026

55% Current

Stable Trend

Date	Categories	Source	Confidence
25. Sep 2026	SSH	Honeypot	75%
25. Sep 2026	Brute-Force SSH	Honeypot	75%
25. Sep 2026	Brute-Force SSH	Honeypot	75%
1. Aug 2026	Hacking SSH	Honeypot x2	75%
1. Aug 2026	SSH Hacking	Honeypot x2	75%
1. Aug 2026	SSH Hacking	Honeypot x2	75%
1. Aug 2026	SSH Hacking	Honeypot x2	75%
1. Aug 2026	SSH Hacking	Honeypot x2	75%
1. Aug 2026	Hacking SSH	Honeypot x2	75%
1. Aug 2026	Hacking SSH	Honeypot x2	75%
1. Aug 2026	Hacking SSH	Honeypot x2	75%
1. Aug 2026	Exploited Host	Honeypot	75%
1. Aug 2026	Hacking SSH	Honeypot x2	75%
20. Jul 2026	Hacking SSH	Honeypot x2	75%
20. Jul 2026	SSH Hacking	Honeypot x2	75%
20. Jul 2026	SSH Hacking	Honeypot x2	75%
20. Jul 2026	Hacking SSH	Honeypot x2	75%
20. Jul 2026	Hacking SSH Exploited Host	Honeypot x3	75%
20. Jul 2026	Hacking SSH	Honeypot x2	75%
20. Jul 2026	Hacking SSH	Honeypot x2	75%
20. Jul 2026	SSH Hacking	Honeypot x2	75%
20. Jul 2026	Hacking SSH	Honeypot x2	75%
20. Jul 2026	Exploited Host	Honeypot	75%
20. Jul 2026	Hacking SSH	Honeypot x2	75%
14. Jul 2026	SSH	Honeypot	75%
14. Jul 2026	SSH	Honeypot	75%
13. Jul 2026	SSH	Honeypot	75%
10. Jul 2026	SSH	Honeypot	75%
23. Jun 2026	SSH	Honeypot	75%
16. Jun 2026	SSH	Honeypot	75%

Basic Information

IP Address: 211.105.129.57
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class C

Geolocation

Country: KR
ASN: AS4766
ISP: Korea Telecom

DNS Information

Reverse DNS: None
PTR Record: No
Connection Type: Static

Statistics

Total Reports: 100
First Reported: 19 Feb 2026
Last Reported: 25 Sep 2026, 09:27

Network Reputation

Analysis of the entire network (ASN) that this IP address belongs to, providing context about the hosting provider and network-wide threat patterns.

Network Identity

ASN: AS4766

Organization: Korea Telecom

Country:

Network Threat Assessment

5/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

930

Total IPs Monitored

17,918

Total Reports

19.3

Reports per IP

Network Context

This IP address belongs to Korea Telecom (AS4766), which manages 930 IP addresses in our monitoring system. Out of these, 17,918 have been reported for suspicious activities, resulting in a network-wide threat level of 5/10.

Network notice: This network shows some suspicious activity patterns. Monitor interactions with IPs from this ASN.

Comparative Analysis

How this IP compares to others in our threat intelligence database

98 %

Global Threat Ranking

This IP is more threatening than 98% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 1,036,004 reported IPs worldwide

Threat Level 10/10 avg: 6.2 ++

Total Reports 100 avg: 8 ++

Network Comparison

Compared against 2,287 IPs in ASN 4766

Threat Level 10/10 network avg: 7.1 +

Total Reports 100 network avg: 12 ++

Network Korea Telecom has overall threat level 5/10

Geographic Comparison

Compared against 4,986 IPs in KR

Threat Level 10/10 country avg: 7.3 +

Total Reports 100 country avg: 12 ++

Daily report activity over the last 30 days showing patterns and peaks.

Peak Day 25 Sep 2026 3 reports

Daily Average 0.1 reports/day

Most Active Monday 29 reports

Evolution of threat level over time based on reported categories and frequency.

Initial Threat 6/10

Current Threat 6/10

Distribution of threat categories reported over time.

Top Threat Categories

SSH 98

Hacking 19

Exploited Host 3

Brute-Force 2

Activity patterns showing when this IP is most active during the day and week.

Hourly Activity

Peak activity at 05:00 with 10 reports

Weekly Activity

Geographic Threat Distribution

943,874 threat incidents tracked globally • Last 24h: 200,481 Logs

FEED

Top Threat Sources

01

United States US

183,628 19.5%
02

Brazil BR

168,855 17.9%
03

India IN

94,520 10%
04

China CN

47,812 5.1%
05

SC SC

29,343 3.1%
06

Argentina AR

26,614 2.8%
07

Germany DE

20,191 2.1%
08

Pakistan PK

19,454 2.1%
09

Colombia CO

18,920 2%
10

Netherlands NL

18,856 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

IPs from the same Autonomous System (AS) network provider.

20 Related IPs

9.9/10 Avg Threat

95% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Critical Alert

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

Moderate Network Risk

Security Recommendations

Basic Information

Geolocation

DNS Information

Statistics

Network Reputation

Network Identity

Network Threat Assessment

Network Statistics

Network Context

Global Threat Ranking

Top Threat Categories

Hourly Activity

Weekly Activity

FEED

Top Threat Sources

JSON Report

Firewall Rules

iptables / netfilter

UFW (Ubuntu)

Windows Firewall

Cloudflare

nginx

Apache .htaccess

PDF Report

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