Is IP address 209.147.156.21 dangerous?

Yes, 209.147.156.21 is considered dangerous with a threat level of 7/10. It has been reported 1 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 209.147.156.21?

IP address 209.147.156.21 is operated by Arizona Tri University Network (ASN 2900) and is geolocated to US. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 209.147.156.21?

Yes, blocking 209.147.156.21 is strongly recommended. With a threat level of 7/10 and 1 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 209.147.156.21?

Our threat assessment for 209.147.156.21 has a confidence score of 6%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

209.147.156.21

IPv4 Public

AS2900

Arizona Tri University Network

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

United States Location

Arizona Tri University Ne... ASN 2900

1 Reports

Honeypot Data Source

Notable Threat

IP 209.147.156.21 rated 7/10 from 1 verified reports.

Multiple security incidents attributed to this IP. Confidence: 6%.

More threatening than 72% of monitored IPs

Threat Categories

Hacking 1

Technical Details

General hacking activity includes various intrusion attempts, exploitation of vulnerabilities, and unauthorized access attempts.

Recommended Mitigations

Keep systems patched, implement intrusion detection, and follow security best practices.

Reputable Network

This IP is hosted on a network (ASN 2900) with generally good reputation. The ISP Arizona Tri University Network maintains standard security practices.

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

Security Recommendations

Implement appropriate security controls.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 0/10 Inactive

Confidence Score 5% Low Confidence

Date	Categories	Source	Confidence
25. Jul 2026	Hacking	Honeypot	75%

Basic Information

IP Address: 209.147.156.21
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class C

Geolocation

Country: US
ASN: AS2900
ISP: Arizona Tri University Network

DNS Information

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

Statistics

Total Reports: 1
First Reported: 25 Jul 2026
Last Reported: 25 Jul 2026, 08:03

Comparative Analysis

How this IP compares to others in our threat intelligence database

72 %

Global Threat Ranking

This IP is more threatening than 72% of all IPs in our database.

Above Average Threat

Global Comparison

Compared against 833,163 reported IPs worldwide

Threat Level 7/10 avg: 6.3 =

Total Reports 1 avg: 9 --

Network Comparison

Compared against 2 IPs in ASN 2900

Threat Level 7/10 network avg: 7.5 =

Total Reports 1 network avg: 2 -

Geographic Comparison

Compared against 148,250 IPs in US

Threat Level 7/10 country avg: 6.8 =

Total Reports 1 country avg: 18 --

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

Peak Day 0 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 6/10

Current Threat 6/10

Distribution of threat categories reported over time.

Top Threat Categories

Hacking 1

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

Hourly Activity

Peak activity at 08:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

757,427 threat incidents tracked globally • Last 24h: 30,605 Logs

FEED

Top Threat Sources

01

United States US THIS IP

148,250 19.6%
02

Brazil BR

111,874 14.8%
03

India IN

87,197 11.5%
04

China CN

46,083 6.1%
05

SC SC

29,253 3.9%
06

Germany DE

18,439 2.4%
07

Netherlands NL

17,997 2.4%
08

Pakistan PK

17,824 2.4%
09

Argentina AR

16,271 2.1%
10

Colombia CO

15,171 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

1 Related IPs

8/10 Avg Threat

43% Avg Confidence

1 High Threat

High-risk network: Majority of related IPs are flagged

Notable Threat

Threat Categories

Technical Details

Recommended Mitigations

Reputable Network

Security Recommendations

Basic Information

Geolocation

DNS Information

Statistics

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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