Is IP address 211.221.75.212 dangerous?

Yes, 211.221.75.212 is considered dangerous with a threat level of 10/10. It has been reported 16 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 211.221.75.212?

IP address 211.221.75.212 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 211.221.75.212?

Yes, blocking 211.221.75.212 is strongly recommended. With a threat level of 10/10 and 16 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 211.221.75.212?

Our threat assessment for 211.221.75.212 has a confidence score of 94%, based on 16 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

211.221.75.212

IPv4 Public

AS4766

Korea Telecom

16 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

South Korea Location

Korea Telecom ASN 4766

16 Reports

Honeypot Data Source

Critical Alert

Security alert: 211.221.75.212 rated 10/10 based on 16 verified incidents.

Threat profile indicates sustained malicious activity with 94% confidence rating.

More threatening than 100% of monitored IPs

Threat Categories

Hacking 16

Technical Details

General hacking activity includes various intrusion attempts, exploitation of vulnerabilities, and unauthorized access attempts.

Recommended Mitigations

Keep systems patched, implement intrusion detection, and follow security best practices.

Behavioral Analysis

Activity Pattern: Declining

Activity has decreased recently, suggesting remediation or threat actor migration.

First Observed 14. September 2026

Last Activity 16. 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.

Continue monitoring the positive trend.

Reputation Summary

Threat Level 10/10 Critical

Critical

Activity Frequency 1/10 Very Low

Confidence Score 94% Verified

Confidence History

14. Sep 2026 - 16. Sep 2026

94% Current

Stable Trend

Date	Categories	Source	Confidence
16. Sep 2026	Hacking	Honeypot	75%
16. Sep 2026	Hacking	Honeypot	75%
15. Sep 2026	Hacking	Honeypot	75%
15. Sep 2026	Hacking	Honeypot	75%
15. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%
14. Sep 2026	Hacking	Honeypot	75%

Basic Information

IP Address: 211.221.75.212
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: 16
First Reported: 14 Sep 2026
Last Reported: 16 Sep 2026, 19:12

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

100 %

Global Threat Ranking

This IP is more threatening than 100% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 806,273 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++

Total Reports 16 avg: 9 ++

Network Comparison

Compared against 2,101 IPs in ASN 4766

Threat Level 10/10 network avg: 7.1 +

Total Reports 16 network avg: 12 +

Network Korea Telecom has overall threat level 5/10

Geographic Comparison

Compared against 4,615 IPs in KR

Threat Level 10/10 country avg: 7.3 +

Total Reports 16 country avg: 12 +

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

Peak Day 14 Sep 2026 11 reports

Daily Average 0.5 reports/day

Most Active Monday 11 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

Hacking 16

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

Hourly Activity

Peak activity at 16:00 with 3 reports

Weekly Activity

Geographic Threat Distribution

733,188 threat incidents tracked globally • Last 24h: 28,825 Logs

FEED

Top Threat Sources

01

United States US

143,190 19.5%
02

Brazil BR

110,727 15.1%
03

India IN

82,109 11.2%
04

China CN

44,727 6.1%
05

SC SC

29,233 4%
06

Germany DE

17,474 2.4%
07

Netherlands NL

17,459 2.4%
08

Pakistan PK

16,628 2.3%
09

Argentina AR

16,188 2.2%
10

Colombia CO

15,132 2.1%

+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

91% 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

Analyzed high-risk IP addresses