Is IP address 153.122.133.143 dangerous?

153.122.133.143 presents moderate risk with a threat level of 4/10. While not critically dangerous, it has been associated with activity. Monitoring and conditional blocking is recommended.

Who owns or operates IP address 153.122.133.143?

IP address 153.122.133.143 is operated by GMO GlobalSign Holdings K.K. (ASN 131921) and is geolocated to JP. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 153.122.133.143?

Blocking 153.122.133.143 is advisable for security-sensitive environments. With a threat level of 4/10, consider implementing conditional blocks or rate limiting.

How accurate is this threat assessment for 153.122.133.143?

Our threat assessment for 153.122.133.143 has a confidence score of 23%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

153.122.133.143

IPv4 Public

AS131921

GMO GlobalSign Holdings K.K.

1 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

Japan Location

GMO GlobalSign Holdings K... ASN 131921

1 Reports

Honeypot Data Source

Measured Risk

IP 153.122.133.143 threat rating: 4/10 from 1 observations.

Attention-worthy behavior detected. Confidence: 23%.

More threatening than 1% of monitored IPs

Threat Categories

Email Spam 1

Technical Details

Email spam involves mass distribution of unwanted emails, often for advertising, phishing, or malware delivery.

Recommended Mitigations

Implement SPF, DKIM, DMARC, and use reputable email filtering services.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over less than a day indicates persistent threat actor operations.

First Observed 12. September 2026

Last Activity 12. September 2026

Recent (7 days) 0 incidents

High-Risk Network Association

This IP belongs to a network (ASN 131921) with elevated threat levels. The ISP GMO GlobalSign Holdings K.K. hosts multiple reported malicious addresses, suggesting systemic security issues or permissive policies.

Network-wide patterns may indicate this is part of a larger malicious infrastructure.

Security Recommendations

Standard security protocols sufficient. Monitor but no immediate blocking required.

Long-term blocking recommended.

Reputation Summary

Threat Level 4/10 Low

Medium

Activity Frequency 2/10 Very Low

Confidence Score 13% Low Confidence

Date	Categories	Source	Confidence
12. Sep 2026	Email Spam	Honeypot	75%

Basic Information

IP Address: 153.122.133.143
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: JP
ASN: AS131921
ISP: GMO GlobalSign Holdings K.K.

DNS Information

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

Statistics

Total Reports: 1
First Reported: 12 Sep 2026
Last Reported: 12 Sep 2026, 04:00

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: AS131921

Organization: GMO GlobalSign Holdings K.K.

Country:

Network Threat Assessment

8/10

This network has a high threat level with significant malicious activity reported across multiple IPs.

Network Statistics

Total IPs Monitored

Total Reports

3.5

Reports per IP

Network Context

This IP address belongs to GMO GlobalSign Holdings K.K. (AS131921), which manages 2 IP addresses in our monitoring system. Out of these, 7 have been reported for suspicious activities, resulting in a network-wide threat level of 8/10.

Network warning: This network has elevated threat levels. Exercise caution when interacting with IPs from this ASN.

Comparative Analysis

How this IP compares to others in our threat intelligence database

1 %

Global Threat Ranking

This IP is more threatening than 1% of all IPs in our database.

Low Threat Percentile

Global Comparison

Compared against 848,310 reported IPs worldwide

Threat Level 4/10 avg: 6.3 -

Total Reports 1 avg: 9 --

Network Comparison

Compared against 10 IPs in ASN 131921

Threat Level 4/10 network avg: 6.6 -

Total Reports 1 network avg: 3 --

Network GMO GlobalSign Holdings K.K. has overall threat level 8/10

Geographic Comparison

Compared against 6,629 IPs in JP

Threat Level 4/10 country avg: 7.5 -

Total Reports 1 country avg: 8 --

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

Peak Day 12 Sep 2026 1 reports

Daily Average 0 reports/day

Most Active Saturday 1 reports

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

Initial Threat 3/10

Current Threat 3/10

Distribution of threat categories reported over time.

Top Threat Categories

Email Spam 1

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

Hourly Activity

Peak activity at 04:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

770,865 threat incidents tracked globally • Last 24h: 27,930 Logs

FEED

Top Threat Sources

01

United States US

150,561 19.5%
02

Brazil BR

112,751 14.6%
03

India IN

89,728 11.6%
04

China CN

46,531 6%
05

SC SC

29,265 3.8%
06

Germany DE

18,811 2.4%
07

Pakistan PK

18,347 2.4%
08

Netherlands NL

18,245 2.4%
09

Argentina AR

16,643 2.2%
10

Colombia CO

15,321 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

9 Related IPs

6.9/10 Avg Threat

13% Avg Confidence

6 High Threat

High-risk network: Majority of related IPs are flagged

Measured Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

High-Risk Network Association

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