Is IP address 203.55.221.42 dangerous?

Yes, 203.55.221.42 is considered dangerous with a threat level of 10/10. It has been reported 9 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 203.55.221.42?

IP address 203.55.221.42 is operated by Sichuan Chuanxn IDC (ASN 139220) and is geolocated to CN. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 203.55.221.42?

Yes, blocking 203.55.221.42 is strongly recommended. With a threat level of 10/10 and 9 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 203.55.221.42?

Our threat assessment for 203.55.221.42 has a confidence score of 64%, based on 9 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

203.55.221.42

IPv4 Public

AS139220

Sichuan Chuanxn IDC

9 Reports

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China Location

Sichuan Chuanxn IDC ASN 139220

9 Reports

Honeypot Data Source

Extreme Threat

IP 203.55.221.42 classified at threat level 10/10 with 9 documented attacks.

Advanced threat indicators confirmed with 64% certainty.

More threatening than 98% of monitored IPs

Threat Categories

SSH 9

Hacking 8

Exploited Host 1

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 18. September 2026

Last Activity 18. September 2026

Recent (7 days) 0 incidents

Reputable Network

This IP is hosted on a network (ASN 139220) with generally good reputation. The ISP Sichuan Chuanxn IDC maintains standard security practices.

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

Security Recommendations

Proactive blocking essential. Significant operational risk detected.

Long-term blocking recommended.

Reputation Summary

Threat Level 10/10 Critical

Critical

Activity Frequency 0/10 Inactive

Confidence Score 64% High Confidence

Confidence History

13. Jul 2026 - 18. Sep 2026

64% Current

Stable Trend

Date	Categories	Source	Confidence
18. Sep 2026	SSH	Honeypot x2	75%
13. Jul 2026	SSH Hacking	Honeypot x2	75%
13. Jul 2026	Hacking SSH	Honeypot x2	75%
13. Jul 2026	SSH Hacking	Honeypot x2	75%
13. Jul 2026	SSH Hacking	Honeypot x2	75%
13. Jul 2026	Hacking SSH	Honeypot x2	75%
13. Jul 2026	SSH Hacking	Honeypot x2	75%
13. Jul 2026	Hacking SSH Exploited Host	Honeypot x3	75%
13. Jul 2026	Hacking SSH	Honeypot x2	75%

Basic Information

IP Address: 203.55.221.42
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class C

Geolocation

Country: CN
ASN: AS139220
ISP: Sichuan Chuanxn IDC

DNS Information

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

Statistics

Total Reports: 9
First Reported: 13 Jul 2026
Last Reported: 18 Sep 2026, 13:16

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: AS139220

Organization: Sichuan Chuanxn IDC

Country:

Network Threat Assessment

2/10

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

Network Statistics

Total IPs Monitored

Total Reports

Reports per IP

Network Context

This IP address belongs to Sichuan Chuanxn IDC (AS139220), which manages 5 IP addresses in our monitoring system. Out of these, 40 have been reported for suspicious activities, resulting in a network-wide threat level of 2/10.

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

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 805,467 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++

Total Reports 9 avg: 9 =

Network Comparison

Compared against 9 IPs in ASN 139220

Threat Level 10/10 network avg: 9.4 =

Total Reports 9 network avg: 13 -

Network Sichuan Chuanxn IDC has overall threat level 2/10

Geographic Comparison

Compared against 44,688 IPs in CN

Threat Level 10/10 country avg: 7.4 +

Total Reports 9 country avg: 5 ++

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

Peak Day 18 Sep 2026 1 reports

Daily Average 0 reports/day

Most Active Monday 8 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 9

Hacking 8

Exploited Host 1

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

Hourly Activity

Peak activity at 13:00 with 5 reports

Weekly Activity

Geographic Threat Distribution

732,564 threat incidents tracked globally • Last 24h: 28,865 Logs

FEED

Top Threat Sources

01

United States US

143,097 19.5%
02

Brazil BR

110,689 15.1%
03

India IN

82,024 11.2%
04

China CN THIS IP

44,688 6.1%
05

SC SC

29,232 4%
06

Netherlands NL

17,444 2.4%
07

Germany DE

17,413 2.4%
08

Pakistan PK

16,575 2.3%
09

Argentina AR

16,184 2.2%
10

Colombia CO

15,130 2.1%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

8 Related IPs

9.4/10 Avg Threat

44% Avg Confidence

8 High Threat

High-risk network: Majority of related IPs are flagged

Extreme 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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