Is IP address 121.227.152.171 dangerous?

Yes, 121.227.152.171 is considered dangerous with a threat level of 8/10. It has been reported 14 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 121.227.152.171?

IP address 121.227.152.171 is operated by Chinanet (ASN 4134) and is geolocated to CN. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 121.227.152.171?

Yes, blocking 121.227.152.171 is strongly recommended. With a threat level of 8/10 and 14 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 121.227.152.171?

Our threat assessment for 121.227.152.171 has a confidence score of 78%, based on 14 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

121.227.152.171

IPv4 Public

AS4134

Chinanet

14 Reports

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CN Location

Chinanet ASN 4134

14 Reports

Mixed Data Source

Notable Threat

IP 121.227.152.171 rated 8/10 from 14 verified reports.

Multiple security incidents attributed to this IP. Confidence: 78%.

More threatening than 90% of monitored IPs

Threat Categories

SSH 14

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 3 weeks indicates persistent threat actor operations.

First Observed 5. September 2026

Last Activity 1. October 2026

Recent (7 days) 2 incidents

Reputable Network

This IP is hosted on a network (ASN 4134) with generally good reputation. The ISP Chinanet maintains standard security practices.

The malicious activity may represent an isolated compromised system rather than systematic abuse.

Security Recommendations

Implement appropriate security controls.

Long-term blocking recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 2/10 Very Low

Confidence Score 78% Verified

Confidence History

26. Feb 2026 - 1. Oct 2026

78% Current

Stable Trend

Date	Categories	Source	Confidence
1. Oct 2026 New	SSH Brute-Force	Community	75%
30. Sep 2026	SSH Brute-Force	Community	75%
18. Sep 2026	SSH	Honeypot	75%
16. Sep 2026	SSH	Honeypot	75%
5. Sep 2026	SSH	Honeypot	75%
8. Jul 2026	SSH	Honeypot	75%
26. May 2026	SSH	Honeypot	75%
26. May 2026	SSH	Honeypot	75%
26. May 2026	SSH	Honeypot	75%
27. Feb 2026	SSH	Honeypot	75%
27. Feb 2026	SSH	Honeypot	75%
27. Feb 2026	SSH	Honeypot	75%
26. Feb 2026	SSH	Honeypot	75%
26. Feb 2026	SSH	Honeypot x2	75%

Basic Information

IP Address: 121.227.152.171
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: CN
ASN: AS4134
ISP: Chinanet

DNS Information

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

Statistics

Total Reports: 14
First Reported: 26 Feb 2026
Last Reported: 1 Oct 2026, 21:09

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: AS4134

Organization: Chinanet

Country:

Network Threat Assessment

3/10

This network appears to be relatively clean with very low threat indicators.

Network Statistics

8,261

Total IPs Monitored

33,059

Total Reports

Reports per IP

Network Context

This IP address belongs to Chinanet (AS4134), which manages 8,261 IP addresses in our monitoring system. Out of these, 33,059 have been reported for suspicious activities, resulting in a network-wide threat level of 3/10.

Network status: This network appears to be well-maintained with low threat indicators.

Comparative Analysis

How this IP compares to others in our threat intelligence database

90 %

Global Threat Ranking

This IP is more threatening than 90% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 810,892 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 14 avg: 9 ++

Network Comparison

Compared against 14,659 IPs in ASN 4134

Threat Level 8/10 network avg: 7.4 =

Total Reports 14 network avg: 3 ++

Network Chinanet has overall threat level 3/10

Geographic Comparison

Compared against 45,003 IPs in CN

Threat Level 8/10 country avg: 7.4 =

Total Reports 14 country avg: 5 ++

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

Peak Day 5 Sep 2026 1 reports

Daily Average 0.2 reports/day

Most Active Friday 4 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 14

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 2 reports

Weekly Activity

Geographic Threat Distribution

737,373 threat incidents tracked globally • Last 24h: 35,163 Logs

FEED

Top Threat Sources

01

United States US

144,136 19.5%
02

Brazil BR

110,954 15%
03

India IN

82,861 11.2%
04

China CN THIS IP

45,003 6.1%
05

SC SC

29,242 4%
06

Germany DE

17,668 2.4%
07

Netherlands NL

17,557 2.4%
08

Pakistan PK

16,824 2.3%
09

Argentina AR

16,204 2.2%
10

Colombia CO

15,143 2.1%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

9.5/10 Avg Threat

92% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Notable Threat

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

Reputable Network

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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