Is IP address 131.255.100.154 dangerous?

Yes, 131.255.100.154 is considered dangerous with a threat level of 7/10. It has been reported 2 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 131.255.100.154?

IP address 131.255.100.154 is operated by FIBRION INTERNET LTDA (ASN 273490) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 131.255.100.154?

Yes, blocking 131.255.100.154 is strongly recommended. With a threat level of 7/10 and 2 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 131.255.100.154?

Our threat assessment for 131.255.100.154 has a confidence score of 1%, based on 2 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

131.255.100.154

IPv4 Public

AS273490

FIBRION INTERNET LTDA

2 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

BR Location

FIBRION INTERNET LTDA ASN 273490

2 Reports

Honeypot Data Source

Substantial Risk

Threat level 7/10 for 131.255.100.154 based on 2 documented incidents.

Consistent suspicious behavior patterns. 1% confidence rating.

More threatening than 63% of monitored IPs

Threat Categories

Hacking 2

Exploited Host 2

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.

Moderate Network Risk

The network hosting this IP (ASN 273490, operated by FIBRION INTERNET LTDA) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

Security Recommendations

Configure firewall rules and intrusion detection alerts.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 0/10 Inactive

Confidence Score 0% Unverified

Confidence History

1. Apr 2026

1% Current

Stable Trend

Date	Categories	Source	Confidence
1. Apr 2026	Exploited Host Hacking	Honeypot x2	75%
1. Apr 2026	Exploited Host Hacking	Honeypot x2	75%

Basic Information

IP Address: 131.255.100.154
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: BR
ASN: AS273490
ISP: FIBRION INTERNET LTDA

DNS Information

Reverse DNS: smtp1.tecmartransportes.com.br
PTR Record: Yes
Connection Type: Static

Statistics

Total Reports: 2
First Reported: 1 Apr 2026
Last Reported: 1 Apr 2026, 04:13

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: AS273490

Organization: FIBRION INTERNET LTDA

Country:

Network Threat Assessment

5/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

Total IPs Monitored

Total Reports

Reports per IP

Network Context

This IP address belongs to FIBRION INTERNET LTDA (AS273490), which manages 2 IP addresses in our monitoring system. Out of these, 4 have been reported for suspicious activities, resulting in a network-wide threat level of 5/10.

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

63 %

Global Threat Ranking

This IP is more threatening than 63% of all IPs in our database.

Above Average Threat

Global Comparison

Compared against 833,268 reported IPs worldwide

Threat Level 7/10 avg: 6.3 =

Total Reports 2 avg: 9 --

Network Comparison

Compared against 13 IPs in ASN 273490

Threat Level 7/10 network avg: 5.8 +

Total Reports 2 network avg: 2 =

Network FIBRION INTERNET LTDA has overall threat level 5/10

Geographic Comparison

Compared against 111,878 IPs in BR

Threat Level 7/10 country avg: 5.4 +

Total Reports 2 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 Wednesday 2 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

Exploited Host 2

Hacking 2

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

Hourly Activity

Peak activity at 00:00 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

148,250 19.6%
02

Brazil BR THIS IP

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.

12 Related IPs

5.7/10 Avg Threat

16% Avg Confidence

4 High Threat

Elevated risk: Multiple related IPs are flagged

Substantial Risk

Threat Categories

Technical Details

Recommended Mitigations

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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