Is IP address 191.253.42.128 dangerous?

191.253.42.128 presents moderate risk with a threat level of 6/10. While not critically dangerous, it has been associated with activity. Monitoring and conditional blocking is recommended.

Who owns or operates IP address 191.253.42.128?

IP address 191.253.42.128 is operated by SERRA GERAL SOLUCOES PARA INTERNET LTDA (ASN 263527) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 191.253.42.128?

Blocking 191.253.42.128 is advisable for security-sensitive environments. With a threat level of 6/10, consider implementing conditional blocks or rate limiting.

How accurate is this threat assessment for 191.253.42.128?

Our threat assessment for 191.253.42.128 has a confidence score of 24%, based on 2 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

191.253.42.128

IPv4 Public

AS263527

SERRA GERAL SOLUCOES PARA 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

Brazil Location

SERRA GERAL SOLUCOES PARA... ASN 263527

2 Reports

Community Data Source

Measured Risk

IP 191.253.42.128 threat rating: 6/10 from 2 observations.

Attention-worthy behavior detected. Confidence: 24%.

More threatening than 58% of monitored IPs

Threat Categories

Brute-Force 2

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.

Behavioral Analysis

Activity Pattern: Consistent Activity

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

First Observed 27. September 2026

Last Activity 27. September 2026

Recent (7 days) 0 incidents

Reputable Network

This IP is hosted on a network (ASN 263527) with generally good reputation. The ISP SERRA GERAL SOLUCOES PARA INTERNET LTDA maintains standard security practices.

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

Security Recommendations

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

Long-term blocking recommended.

Reputation Summary

Threat Level 6/10 Medium

High

Activity Frequency 1/10 Very Low

Confidence Score 13% Low Confidence

Confidence History

27. Sep 2026

24% Current

Stable Trend

Date	Categories	Source	Confidence
27. Sep 2026	Brute-Force	Community	75%
27. Sep 2026	Brute-Force	Community	75%

Basic Information

IP Address: 191.253.42.128
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: BR
ASN: AS263527
ISP: SERRA GERAL SOLUCOES PARA INTERNET LTDA

DNS Information

Reverse DNS: host128-42-rf.serrageral.net.br
PTR Record: Yes
Connection Type: Static

Statistics

Total Reports: 2
First Reported: 27 Sep 2026
Last Reported: 27 Sep 2026, 19:20

Comparative Analysis

How this IP compares to others in our threat intelligence database

58 %

Global Threat Ranking

This IP is more threatening than 58% of all IPs in our database.

Above Average Threat

Global Comparison

Compared against 1,037,182 reported IPs worldwide

Threat Level 6/10 avg: 6.2 =

Total Reports 2 avg: 8 --

Network Comparison

Compared against 63 IPs in ASN 263527

Threat Level 6/10 network avg: 5.1 +

Total Reports 2 network avg: 2 +

Geographic Comparison

Compared against 169,297 IPs in BR

Threat Level 6/10 country avg: 5.3 =

Total Reports 2 country avg: 2 =

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

Peak Day 27 Sep 2026 2 reports

Daily Average 0.1 reports/day

Most Active Sunday 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

Brute-Force 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

944,950 threat incidents tracked globally • Last 24h: 201,025 Logs

FEED

Top Threat Sources

01

United States US

183,735 19.4%
02

Brazil BR THIS IP

169,297 17.9%
03

India IN

94,520 10%
04

China CN

47,816 5.1%
05

SC SC

29,343 3.1%
06

Argentina AR

26,692 2.8%
07

Germany DE

20,196 2.1%
08

Pakistan PK

19,454 2.1%
09

Colombia CO

18,948 2%
10

Netherlands NL

18,856 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

Measured Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

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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