Is IP address 121.202.146.144 dangerous?

Yes, 121.202.146.144 is considered dangerous with a threat level of 7/10. It has been reported 3 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 121.202.146.144?

IP address 121.202.146.144 is operated by SmarTone Mobile Communications Ltd (ASN 17924) and is geolocated to HK. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 121.202.146.144?

Yes, blocking 121.202.146.144 is strongly recommended. With a threat level of 7/10 and 3 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 121.202.146.144?

Our threat assessment for 121.202.146.144 has a confidence score of 2%, based on 3 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

121.202.146.144

IPv4 Public

AS17924

SmarTone Mobile Communications Ltd

3 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

Hong Kong Location

SmarTone Mobile Communica... ASN 17924

3 Reports

Mixed Data Source

High Risk

IP 121.202.146.144 rated at threat level 7/10 based on 3 security reports.

Pattern analysis reveals concerning activity. Confidence: 2%.

More threatening than 66% of monitored IPs

Threat Categories

Brute-Force 2

Email Spam 1

Technical Details

Brute-force attacks systematically attempt password combinations against authentication systems.

Recommended Mitigations

Implement rate limiting, account lockout policies, multi-factor authentication, and fail2ban.

Moderate Network Risk

The network hosting this IP (ASN 17924, operated by SmarTone Mobile Communications Ltd) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

Security Recommendations

Monitor closely and consider blocking. Escalation potential detected.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 0/10 Inactive

Confidence Score 2% Low Confidence

Confidence History

8. May 2026 - 29. May 2026

2% Current

Stable Trend

Date	Categories	Source	Confidence
29. May 2026	Brute-Force	Community	75%
13. May 2026	Brute-Force	Honeypot	75%
8. May 2026	Email Spam	Honeypot	75%

Basic Information

IP Address: 121.202.146.144
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: HK
ASN: AS17924
ISP: SmarTone Mobile Communications Ltd

DNS Information

Reverse DNS: m121-202-146-144.smartone.com
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 3
First Reported: 8 May 2026
Last Reported: 29 May 2026, 03:59

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: AS17924

Organization: SmarTone Mobile Communications Ltd

Country:

Network Threat Assessment

4/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

Total IPs Monitored

Total Reports

2.5

Reports per IP

Network Context

This IP address belongs to SmarTone Mobile Communications Ltd (AS17924), which manages 15 IP addresses in our monitoring system. Out of these, 38 have been reported for suspicious activities, resulting in a network-wide threat level of 4/10.

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

66 %

Global Threat Ranking

This IP is more threatening than 66% of all IPs in our database.

Above Average Threat

Global Comparison

Compared against 870,729 reported IPs worldwide

Threat Level 7/10 avg: 6.3 =

Total Reports 3 avg: 9 --

Network Comparison

Compared against 24 IPs in ASN 17924

Threat Level 7/10 network avg: 6.6 =

Total Reports 3 network avg: 2 ++

Network SmarTone Mobile Communications Ltd has overall threat level 4/10

Geographic Comparison

Compared against 5,811 IPs in HK

Threat Level 7/10 country avg: 7.8 =

Total Reports 3 country avg: 27 --

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Friday 2 reports

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

Initial Threat 3/10

Current Threat 5/10

Distribution of threat categories reported over time.

Top Threat Categories

Brute-Force 2

Email Spam 1

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

Hourly Activity

Peak activity at 02:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

791,098 threat incidents tracked globally • Last 24h: 27,079 Logs

FEED

Top Threat Sources

01

United States US

154,132 19.5%
02

Brazil BR

114,055 14.4%
03

India IN

92,899 11.7%
04

China CN

47,480 6%
05

SC SC

29,288 3.7%
06

Germany DE

19,359 2.4%
07

Pakistan PK

19,096 2.4%
08

Netherlands NL

18,649 2.4%
09

Argentina AR

16,911 2.1%
10

Indonesia ID

15,784 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

6.5/10 Avg Threat

16% Avg Confidence

12 High Threat

High-risk network: Majority of related IPs are flagged

High Risk

Threat Categories

Technical Details

Recommended Mitigations

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

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PDF Report

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