Is IP address 138.121.141.83 dangerous?

Yes, 138.121.141.83 is considered dangerous with a threat level of 10/10. It has been reported 3 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 138.121.141.83?

IP address 138.121.141.83 is operated by NAVEGALO S.A. (ASN 28317) and is geolocated to CR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 138.121.141.83?

Yes, blocking 138.121.141.83 is strongly recommended. With a threat level of 10/10 and 3 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 138.121.141.83?

Our threat assessment for 138.121.141.83 has a confidence score of 11%, based on 3 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

138.121.141.83

IPv4 Public

AS28317

NAVEGALO S.A.

3 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

CR Location

NAVEGALO S.A. ASN 28317

3 Reports

Honeypot Data Source

Extreme Threat

IP 138.121.141.83 classified at threat level 10/10 with 3 documented attacks.

Advanced threat indicators confirmed with 11% certainty.

More threatening than 95% of monitored IPs

Threat Categories

Exploited Host 3

Hacking 1

Technical Details

This IP belongs to a compromised system being used as an attack platform without the owner's knowledge.

Recommended Mitigations

Block the IP and consider notifying the hosting provider or system owner about the compromise.

Reputable Network

This IP is hosted on a network (ASN 28317) with generally good reputation. The ISP NAVEGALO S.A. maintains standard security practices.

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

Security Recommendations

Proactive blocking essential. Significant operational risk detected.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 10/10 Critical

Critical

Activity Frequency 0/10 Inactive

Confidence Score 3% Low Confidence

Confidence History

1. Feb 2026 - 4. Aug 2026

11% Current

Stable Trend

Date	Categories	Source	Confidence
4. Aug 2026	Exploited Host Hacking	Honeypot x2	75%
1. Feb 2026	Exploited Host	Honeypot	75%
1. Feb 2026	Exploited Host	Honeypot x3	75%

Basic Information

IP Address: 138.121.141.83
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: CR
ASN: AS28317
ISP: NAVEGALO S.A.

DNS Information

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

Statistics

Total Reports: 3
First Reported: 1 Feb 2026
Last Reported: 4 Aug 2026, 19:26

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: AS28317

Organization: NAVEGALO S.A.

Country:

Network Threat Assessment

0/10

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

Network Statistics

Total IPs Monitored

Total Reports

Reports per IP

Network Context

This IP address belongs to NAVEGALO S.A. (AS28317), which manages 1 IP addresses in our monitoring system. Out of these, 5 have been reported for suspicious activities, resulting in a network-wide threat level of 0/10.

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

95 %

Global Threat Ranking

This IP is more threatening than 95% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 1,352,091 reported IPs worldwide

Threat Level 10/10 avg: 6.0 ++

Total Reports 3 avg: 7 --

Network Comparison

Compared against 2 IPs in ASN 28317

Threat Level 10/10 network avg: 8.5 +

Total Reports 3 network avg: 3 +

Network NAVEGALO S.A. has overall threat level 0/10

Geographic Comparison

Compared against 1,597 IPs in CR

Threat Level 10/10 country avg: 5.2 ++

Total Reports 3 country avg: 2 ++

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

Peak Day 0 reports

Daily Average 0 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

Exploited Host 3

Hacking 1

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

Hourly Activity

Peak activity at 20:00 with 2 reports

Weekly Activity

Geographic Threat Distribution

1,232,413 threat incidents tracked globally • Last 24h: 20,453 Logs

FEED

Top Threat Sources

01

Brazil BR

261,727 21.2%
02

United States US

213,639 17.3%
03

India IN

104,165 8.5%
04

China CN

52,542 4.3%
05

Argentina AR

42,607 3.5%
06

SC SC

29,487 2.4%
07

Mexico MX

28,150 2.3%
08

Russia RU

27,413 2.2%
09

Germany DE

25,870 2.1%
10

Colombia CO

24,360 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

1 Related IPs

7/10 Avg Threat

34% Avg Confidence

1 High Threat

High-risk network: Majority of related IPs are flagged

Extreme Threat

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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