Is IP address 187.28.26.214 dangerous?

187.28.26.214 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 187.28.26.214?

IP address 187.28.26.214 is operated by CLARO S.A. (ASN 4230) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 187.28.26.214?

Blocking 187.28.26.214 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 187.28.26.214?

Our threat assessment for 187.28.26.214 has a confidence score of 23%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

187.28.26.214

IPv4 Public

AS4230

CLARO S.A.

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 S.A. ASN 4230

1 Reports

Community Data Source

Measured Risk

IP 187.28.26.214 threat rating: 6/10 from 1 observations.

Attention-worthy behavior detected. Confidence: 23%.

More threatening than 46% of monitored IPs

Threat Categories

Brute-Force 1

SSH 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.

Behavioral Analysis

Activity Pattern: Consistent Activity

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

First Observed 10. October 2026

Last Activity 10. October 2026

Recent (7 days) 1 incidents

Reputable Network

This IP is hosted on a network (ASN 4230) with generally good reputation. The ISP CLARO S.A. 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 2/10 Very Low

Confidence Score 23% Low Confidence

Date	Categories	Source	Confidence
10. Oct 2026 New	SSH Brute-Force	Community	75%

Basic Information

IP Address: 187.28.26.214
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: BR
ASN: AS4230
ISP: CLARO S.A.

DNS Information

Reverse DNS: instituto-Gi-1-1-12-3700-48-acr01.mco.embratel.net.br
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 1
First Reported: 10 Oct 2026
Last Reported: 10 Oct 2026, 09:01

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: AS4230

Organization: CLARO S.A.

Country:

Network Threat Assessment

2/10

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

Network Statistics

Total IPs Monitored

414

Total Reports

12.2

Reports per IP

Network Context

This IP address belongs to CLARO S.A. (AS4230), which manages 34 IP addresses in our monitoring system. Out of these, 414 have been reported for suspicious activities, resulting in a network-wide threat level of 2/10.

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

46 %

Global Threat Ranking

This IP is more threatening than 46% of all IPs in our database.

Below Average Threat

Global Comparison

Compared against 845,186 reported IPs worldwide

Threat Level 6/10 avg: 6.3 =

Total Reports 1 avg: 9 --

Network Comparison

Compared against 127 IPs in ASN 4230

Threat Level 6/10 network avg: 6.4 =

Total Reports 1 network avg: 5 --

Network CLARO S.A. has overall threat level 2/10

Geographic Comparison

Compared against 112,567 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 10 Oct 2026 1 reports

Daily Average 0 reports/day

Most Active Saturday 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

SSH 1

Brute-Force 1

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

Hourly Activity

Peak activity at 09:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

768,094 threat incidents tracked globally • Last 24h: 28,911 Logs

FEED

Top Threat Sources

01

United States US

150,118 19.5%
02

Brazil BR THIS IP

112,567 14.7%
03

India IN

89,244 11.6%
04

China CN

46,451 6%
05

SC SC

29,263 3.8%
06

Germany DE

18,743 2.4%
07

Pakistan PK

18,237 2.4%
08

Netherlands NL

18,198 2.4%
09

Argentina AR

16,557 2.2%
10

Colombia CO

15,292 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

7.1/10 Avg Threat

33% Avg Confidence

14 High Threat

High-risk network: Majority of related IPs are flagged

Measured Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

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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