Is IP address 198.51.100.23 dangerous?

Yes, 198.51.100.23 is considered dangerous with a threat level of 8/10. It has been reported 8 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 198.51.100.23?

IP address 198.51.100.23 is operated by TEST-NET-2 (ASN 0) and is geolocated to RO. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 198.51.100.23?

Yes, blocking 198.51.100.23 is strongly recommended. With a threat level of 8/10 and 8 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 198.51.100.23?

Our threat assessment for 198.51.100.23 has a confidence score of 18%, based on 8 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

198.51.100.23

IPv4 Public

TEST-NET-2

8 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

Romania Location

TEST-NET-2 ISP

8 Reports

Mixed Data Source

Substantial Risk

Threat level 8/10 for 198.51.100.23 based on 8 documented incidents.

Consistent suspicious behavior patterns. 18% confidence rating.

More threatening than 90% of monitored IPs

Threat Categories

Hacking 4

DDoS Attack 2

Port Scan 1

Brute-Force 1

SSH 1

Web App Attack 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 0) with generally good reputation. The ISP TEST-NET-2 maintains standard security practices.

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

Security Recommendations

Configure firewall rules and intrusion detection alerts.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 0/10 Inactive

Confidence Score 0% Unverified

Confidence History

12. Jan 2025

18% Current

Falling Trend

Date	Categories	Source	Confidence
12. Jan 2025	Hacking	Community	80%
12. Jan 2025	Port Scan	Community	65%
12. Jan 2025	Brute-Force SSH	Community	85%
12. Jan 2025	Hacking	Community	70%
12. Jan 2025	Web App Attack	Community	75%
12. Jan 2025	DDoS Attack	Community	80%
12. Jan 2025	Hacking SQL Injection	Community	85%
12. Jan 2025	DDoS Attack Hacking	Community	90%

Basic Information

IP Address: 198.51.100.23
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class C

Geolocation

Country: RO
ASN: Unknown
ISP: TEST-NET-2

DNS Information

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

Statistics

Total Reports: 8
First Reported: 12 Jan 2025
Last Reported: 12 Jan 2025, 20:00

Comparative Analysis

How this IP compares to others in our threat intelligence database

90 %

Global Threat Ranking

This IP is more threatening than 90% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 1,352,091 reported IPs worldwide

Threat Level 8/10 avg: 6.0 +

Total Reports 8 avg: 7 +

Geographic Comparison

Compared against 5,861 IPs in RO

Threat Level 8/10 country avg: 5.7 +

Total Reports 8 country avg: 33 --

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Sunday 8 reports

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

Initial Threat 7/10

Current Threat 7/10

Distribution of threat categories reported over time.

Top Threat Categories

Hacking 4

DDoS Attack 2

SQL Injection 1

Web App Attack 1

Brute-Force 1

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

Hourly Activity

Peak activity at 20:00 with 2 reports

Weekly Activity

Geographic Threat Distribution

1,232,363 threat incidents tracked globally • Last 24h: 20,563 Logs

FEED

Top Threat Sources

01

Brazil BR

261,723 21.2%
02

United States US

213,624 17.3%
03

India IN

104,161 8.5%
04

China CN

52,537 4.3%
05

Argentina AR

42,607 3.5%
06

SC SC

29,487 2.4%
07

Mexico MX

28,150 2.3%
08

Russia RU

27,412 2.2%
09

Germany DE

25,867 2.1%
10

Colombia CO

24,360 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

IPs from the same subnet range, likely same network segment.

15 Related IPs

7.6/10 Avg Threat

22% Avg Confidence

8 High Threat

High-risk network: Majority of related IPs are flagged

Substantial Risk

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

Analyzed high-risk IP addresses