Is IP address 191.191.25.215 dangerous?

191.191.25.215 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 191.191.25.215?

IP address 191.191.25.215 is operated by Claro NXT Telecomunicacoes Ltda (ASN 28573) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 191.191.25.215?

Blocking 191.191.25.215 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 191.191.25.215?

Our threat assessment for 191.191.25.215 has a confidence score of 23%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

191.191.25.215

IPv4 Public

AS28573

Claro NXT Telecomunicacoes Ltda

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

Brazil Location

Claro NXT Telecomunicacoe... ASN 28573

1 Reports

Community Data Source

Measured Risk

IP 191.191.25.215 threat rating: 6/10 from 1 observations.

Attention-worthy behavior detected. Confidence: 23%.

More threatening than 47% of monitored IPs

Threat Categories

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 28573) with generally good reputation. The ISP Claro NXT Telecomunicacoes 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.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 6/10 Medium

High

Activity Frequency 2/10 Very Low

Confidence Score 0% Unverified

Date	Categories	Source	Confidence
29. May 2026	Brute-Force	Community	75%

Basic Information

IP Address: 191.191.25.215
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: BR
ASN: AS28573
ISP: Claro NXT Telecomunicacoes Ltda

DNS Information

Reverse DNS: bfbf19d7.virtua.com.br
PTR Record: Yes
Connection Type: Static

Statistics

Total Reports: 1
First Reported: 29 May 2026
Last Reported: 29 May 2026, 05:16

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: AS28573

Organization: Claro NXT Telecomunicacoes Ltda

Country:

Network Threat Assessment

3/10

This network appears to be relatively clean with very low threat indicators.

Network Statistics

Total IPs Monitored

600

Total Reports

9.5

Reports per IP

Network Context

This IP address belongs to Claro NXT Telecomunicacoes Ltda (AS28573), which manages 63 IP addresses in our monitoring system. Out of these, 600 have been reported for suspicious activities, resulting in a network-wide threat level of 3/10.

Network status: This network appears to be well-maintained with low threat indicators.

Comparative Analysis

How this IP compares to others in our threat intelligence database

47 %

Global Threat Ranking

This IP is more threatening than 47% of all IPs in our database.

Below Average Threat

Global Comparison

Compared against 808,521 reported IPs worldwide

Threat Level 6/10 avg: 6.3 =

Total Reports 1 avg: 9 --

Network Comparison

Compared against 7,856 IPs in ASN 28573

Threat Level 6/10 network avg: 5.3 =

Total Reports 1 network avg: 1 -

Network Claro NXT Telecomunicacoes Ltda has overall threat level 3/10

Geographic Comparison

Compared against 110,801 IPs in BR

Threat Level 6/10 country avg: 5.4 =

Total Reports 1 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 Friday 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

Brute-Force 1

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

Hourly Activity

Peak activity at 05:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

735,161 threat incidents tracked globally • Last 24h: 27,661 Logs

FEED

Top Threat Sources

01

United States US

143,698 19.5%
02

Brazil BR THIS IP

110,801 15.1%
03

India IN

82,494 11.2%
04

China CN

44,839 6.1%
05

SC SC

29,237 4%
06

Germany DE

17,547 2.4%
07

Netherlands NL

17,509 2.4%
08

Pakistan PK

16,721 2.3%
09

Argentina AR

16,194 2.2%
10

Colombia CO

15,137 2.1%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

8.4/10 Avg Threat

86% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Measured Risk

Threat Categories

Technical Details

Recommended Mitigations

Reputable Network

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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