Is IP address 201.66.81.156 dangerous?

Yes, 201.66.81.156 is considered dangerous with a threat level of 8/10. It has been reported 5 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 201.66.81.156?

IP address 201.66.81.156 is operated by V tal (ASN 8167) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 201.66.81.156?

Yes, blocking 201.66.81.156 is strongly recommended. With a threat level of 8/10 and 5 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 201.66.81.156?

Our threat assessment for 201.66.81.156 has a confidence score of 41%, based on 5 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

201.66.81.156

IPv4 Public

AS8167

V tal

5 Reports

BR Location

V tal ASN 8167

5 Reports

Honeypot Data Source

Elevated Risk

Elevated threat level 8/10 for IP 201.66.81.156 from 5 reported incidents.

Behavioral profile indicates cyber threat activity with 41% confidence.

More threatening than 75% of monitored IPs

Threat Categories

SSH 5

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.

Moderate Network Risk

The network hosting this IP (ASN 8167, operated by V tal) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

Security Recommendations

Enhanced monitoring recommended. Review logs for interactions with this IP.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 0/10 Inactive

Confidence Score 38% Medium Confidence

Confidence History

8. Mar 2026 - 9. Mar 2026

41% Current

Stable Trend

Date	Categories	Source	Confidence
9. Mar 2026	SSH	Honeypot	75%
9. Mar 2026	SSH	Honeypot	75%
9. Mar 2026	SSH	Honeypot	75%
8. Mar 2026	SSH	Honeypot	75%
8. Mar 2026	SSH	Honeypot	75%

Basic Information

IP Address: 201.66.81.156
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class C

Geolocation

Country: BR
ASN: AS8167
ISP: V tal

DNS Information

Reverse DNS: None
PTR Record: No
Connection Type: Static

Statistics

Total Reports: 5
First Reported: 8 Mar 2026
Last Reported: 9 Mar 2026, 07:04

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: AS8167

Organization: V tal

Country:

Network Threat Assessment

5/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

130

Total IPs Monitored

257

Total Reports

Reports per IP

Network Context

This IP address belongs to V tal (AS8167), which manages 130 IP addresses in our monitoring system. Out of these, 257 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

75 %

Global Threat Ranking

This IP is more threatening than 75% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 199,588 reported IPs worldwide

Threat Level 8/10 avg: 5.3 ++

Total Reports 5 avg: 23 --

Network Comparison

Compared against 212 IPs in ASN 8167

Threat Level 8/10 network avg: 5.3 +

Total Reports 5 network avg: 2 ++

Network V tal has overall threat level 5/10

Geographic Comparison

Compared against 10,256 IPs in BR

Threat Level 8/10 country avg: 5.5 +

Total Reports 5 country avg: 14 --

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Monday 3 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 5

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

Hourly Activity

Peak activity at 04:00 with 2 reports

Weekly Activity

Geographic Threat Distribution

187,273 threat incidents tracked globally • Last 24h: 18,965 Logs

FEED

Top Threat Sources

01

United States US

38,457 20.5%
02

India IN

29,090 15.5%
03

China CN

26,027 13.9%
04

Brazil BR THIS IP

10,256 5.5%
05

Germany DE

7,143 3.8%
06

Singapore SG

6,476 3.5%
07

Indonesia ID

5,543 3%
08

Russia RU

4,703 2.5%
09

Pakistan PK

4,670 2.5%
10

Netherlands NL

4,357 2.3%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

7/10 Avg Threat

54% Avg Confidence

18 High Threat

High-risk network: Majority of related IPs are flagged

Elevated 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

Analyzed high-risk IP addresses

reportedIP

Parkstraße 19, 80339 München

Consultation

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