Is IP address 121.202.148.19 dangerous?

Yes, 121.202.148.19 is considered dangerous with a threat level of 10/10. It has been reported 6 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 121.202.148.19?

IP address 121.202.148.19 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 121.202.148.19?

Yes, blocking 121.202.148.19 is strongly recommended. With a threat level of 10/10 and 6 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 121.202.148.19?

Our threat assessment for 121.202.148.19 has a confidence score of 40%, based on 6 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

121.202.148.19

IPv4 Public

AS17924

SmarTone Mobile Communications Ltd

6 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

HK Location

SmarTone Mobile Communica... ASN 17924

6 Reports

Honeypot Data Source

Extreme Threat

IP 121.202.148.19 classified at threat level 10/10 with 6 documented attacks.

Advanced threat indicators confirmed with 40% certainty.

More threatening than 97% of monitored IPs

Threat Categories

SSH 5

Hacking 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 17. September 2026

Last Activity 17. September 2026

Recent (7 days) 0 incidents

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

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 40% Medium Confidence

Confidence History

26. Feb 2026 - 17. Sep 2026

40% Current

Stable Trend

Date	Categories	Source	Confidence
17. Sep 2026	Hacking	Honeypot	75%
26. May 2026	SSH	Honeypot	75%
26. May 2026	SSH	Honeypot	75%
26. May 2026	SSH	Honeypot	75%
26. Feb 2026	SSH	Honeypot	75%
26. Feb 2026	SSH	Honeypot	75%

Basic Information

IP Address: 121.202.148.19
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: m121-202-148-19.smartone.com
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 6
First Reported: 26 Feb 2026
Last Reported: 17 Sep 2026, 03:27

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: 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

97 %

Global Threat Ranking

This IP is more threatening than 97% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 870,492 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++

Total Reports 6 avg: 9 -

Network Comparison

Compared against 24 IPs in ASN 17924

Threat Level 10/10 network avg: 6.6 ++

Total Reports 6 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 10/10 country avg: 7.8 +

Total Reports 6 country avg: 27 --

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

Peak Day 17 Sep 2026 1 reports

Daily Average 0 reports/day

Most Active Tuesday 3 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 5

Hacking 1

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

Hourly Activity

Peak activity at 07:00 with 3 reports

Weekly Activity

Geographic Threat Distribution

790,935 threat incidents tracked globally • Last 24h: 27,188 Logs

FEED

Top Threat Sources

01

United States US

154,111 19.5%
02

Brazil BR

114,054 14.4%
03

India IN

92,843 11.7%
04

China CN

47,470 6%
05

SC SC

29,288 3.7%
06

Germany DE

19,358 2.4%
07

Pakistan PK

19,082 2.4%
08

Netherlands NL

18,648 2.4%
09

Argentina AR

16,909 2.1%
10

Indonesia ID

15,774 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

6.4/10 Avg Threat

14% Avg Confidence

12 High Threat

High-risk network: Majority of related IPs are flagged

Extreme Threat

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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