Is IP address 45.5.100.55 dangerous?

Yes, 45.5.100.55 is considered dangerous with a threat level of 8/10. It has been reported 7 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 45.5.100.55?

IP address 45.5.100.55 is operated by SIM TELECOM EIRELI (ASN 266095) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 45.5.100.55?

Yes, blocking 45.5.100.55 is strongly recommended. With a threat level of 8/10 and 7 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 45.5.100.55?

Our threat assessment for 45.5.100.55 has a confidence score of 1%, based on 7 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

45.5.100.55

IPv4 Public

AS266095

SIM TELECOM EIRELI

7 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

Brazil Location

SIM TELECOM EIRELI ASN 266095

7 Reports

Mixed Data Source

Elevated Risk

Elevated threat level 8/10 for IP 45.5.100.55 from 7 reported incidents.

Behavioral profile indicates cyber threat activity with 1% confidence.

More threatening than 85% of monitored IPs

Threat Categories

Brute-Force 6

WP Login Brute Force 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.

Reputable Network

This IP is hosted on a network (ASN 266095) with generally good reputation. The ISP SIM TELECOM EIRELI maintains standard security practices.

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

Security Recommendations

Enhanced monitoring recommended. Review logs for interactions with this IP.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 0/10 Inactive

Confidence Score 1% Low Confidence

Confidence History

16. May 2026 - 19. May 2026

1% Current

Stable Trend

Date	Categories	Source	Confidence
19. May 2026	Brute-Force	Community	75%
19. May 2026	Brute-Force	Community	75%
19. May 2026	Brute-Force	Community x2	75%
18. May 2026	WP Login Brute Force	Honeypot	75%
17. May 2026	Brute-Force	Community	75%
16. May 2026	Brute-Force	Community	75%
16. May 2026	Brute-Force	Community	75%

Basic Information

IP Address: 45.5.100.55
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: BR
ASN: AS266095
ISP: SIM TELECOM EIRELI

DNS Information

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

Statistics

Total Reports: 7
First Reported: 16 May 2026
Last Reported: 19 May 2026, 19:21

Comparative Analysis

How this IP compares to others in our threat intelligence database

85 %

Global Threat Ranking

This IP is more threatening than 85% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 806,330 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 7 avg: 9 -

Network Comparison

Compared against 6 IPs in ASN 266095

Threat Level 8/10 network avg: 6.0 +

Total Reports 7 network avg: 43 --

Geographic Comparison

Compared against 110,734 IPs in BR

Threat Level 8/10 country avg: 5.4 +

Total Reports 7 country avg: 3 ++

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

Peak Day 0 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

Brute-Force 6

WP Login Brute Force 1

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

Hourly Activity

Peak activity at 03:00 with 2 reports

Weekly Activity

Geographic Threat Distribution

733,286 threat incidents tracked globally • Last 24h: 28,708 Logs

FEED

Top Threat Sources

01

United States US

143,209 19.5%
02

Brazil BR THIS IP

110,734 15.1%
03

India IN

82,112 11.2%
04

China CN

44,742 6.1%
05

SC SC

29,233 4%
06

Germany DE

17,479 2.4%
07

Netherlands NL

17,464 2.4%
08

Pakistan PK

16,633 2.3%
09

Argentina AR

16,189 2.2%
10

Colombia CO

15,132 2.1%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

5 Related IPs

5.6/10 Avg Threat

22% Avg Confidence

1 High Threat

Elevated 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