Is IP address 201.17.146.173 dangerous?

Yes, 201.17.146.173 is considered dangerous with a threat level of 10/10. It has been reported 19 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 201.17.146.173?

IP address 201.17.146.173 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 201.17.146.173?

Yes, blocking 201.17.146.173 is strongly recommended. With a threat level of 10/10 and 19 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 201.17.146.173?

Our threat assessment for 201.17.146.173 has a confidence score of 88%, based on 19 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

201.17.146.173

IPv4 Public

AS28573

Claro NXT Telecomunicacoes Ltda

19 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

19 Reports

Mixed Data Source

Critical Alert

Security alert: 201.17.146.173 rated 10/10 based on 19 verified incidents.

Threat profile indicates sustained malicious activity with 88% confidence rating.

More threatening than 100% of monitored IPs

Threat Categories

SSH 19

Hacking 15

Brute-Force 4

Exploited Host 2

Technical Details

SSH attacks attempt to gain server access through password guessing or exploitation of SSH vulnerabilities.

Recommended Mitigations

Use key-based authentication, change default ports, implement fail2ban, and disable root login.

Behavioral Analysis

Activity Pattern: Recent Spike

Significant activity increase over past 7 days indicates renewed threat actor interest or system compromise.

First Observed 28. September 2026

Last Activity 1. October 2026

Recent (7 days) 4 incidents

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

Implement immediate countermeasures. Well-resourced threat actor identified.

Immediate monitoring recommended.

Reputation Summary

Threat Level 10/10 Critical

Critical

Activity Frequency 6/10 Moderate

Confidence Score 88% Verified

Confidence History

16. Aug 2026 - 1. Oct 2026

88% Current

Stable Trend

Date	Categories	Source	Confidence
1. Oct 2026 New	SSH Brute-Force	Community	75%
1. Oct 2026 New	SSH Brute-Force	Community	75%
1. Oct 2026 New	SSH Brute-Force	Community	75%
28. Sep 2026	SSH Brute-Force	Community	75%
16. Aug 2026	SSH Hacking	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	SSH Hacking	Honeypot x2	75%
16. Aug 2026	SSH Hacking	Honeypot x2	75%
16. Aug 2026	Hacking Exploited Host SSH	Honeypot x3	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%
16. Aug 2026	Exploited Host Hacking SSH	Honeypot x3	75%
16. Aug 2026	Hacking SSH	Honeypot x2	75%

Basic Information

IP Address: 201.17.146.173
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class C

Geolocation

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

DNS Information

Reverse DNS: c91192ad.static.bhz.virtua.com.br
PTR Record: Yes
Connection Type: Static

Statistics

Total Reports: 19
First Reported: 16 Aug 2026
Last Reported: 1 Oct 2026, 06:14

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

100 %

Global Threat Ranking

This IP is more threatening than 100% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 808,009 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++

Total Reports 19 avg: 9 ++

Network Comparison

Compared against 7,856 IPs in ASN 28573

Threat Level 10/10 network avg: 5.3 ++

Total Reports 19 network avg: 1 ++

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

Geographic Comparison

Compared against 110,790 IPs in BR

Threat Level 10/10 country avg: 5.4 ++

Total Reports 19 country avg: 3 ++

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

Peak Day 1 Oct 2026 3 reports

Daily Average 0.1 reports/day

Most Active Sunday 15 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 19

Hacking 15

Brute-Force 4

Exploited Host 2

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

Hourly Activity

Peak activity at 06:00 with 5 reports

Weekly Activity

Geographic Threat Distribution

734,714 threat incidents tracked globally • Last 24h: 27,874 Logs

FEED

Top Threat Sources

01

United States US

143,598 19.5%
02

Brazil BR THIS IP

110,790 15.1%
03

India IN

82,356 11.2%
04

China CN

44,821 6.1%
05

SC SC

29,236 4%
06

Germany DE

17,537 2.4%
07

Netherlands NL

17,499 2.4%
08

Pakistan PK

16,696 2.3%
09

Argentina AR

16,193 2.2%
10

Colombia CO

15,136 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

Critical Alert

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

Analyzed high-risk IP addresses