Is IP address 187.103.105.17 dangerous?

Yes, 187.103.105.17 is considered dangerous with a threat level of 8/10. It has been reported 14 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 187.103.105.17?

IP address 187.103.105.17 is operated by BR.Digital Telecom (ASN 14840) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 187.103.105.17?

Yes, blocking 187.103.105.17 is strongly recommended. With a threat level of 8/10 and 14 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 187.103.105.17?

Our threat assessment for 187.103.105.17 has a confidence score of 100%, based on 14 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

187.103.105.17

IPv4 Public

AS14840

BR.Digital Telecom

14 Reports

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Brazil Location

BR.Digital Telecom ASN 14840

14 Reports

Mixed Data Source

Elevated Risk

Elevated threat level 8/10 for IP 187.103.105.17 from 14 reported incidents.

Behavioral profile indicates cyber threat activity with 100% confidence.

More threatening than 90% of monitored IPs

Threat Categories

SSH 14

Brute-Force 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.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over 2 weeks indicates persistent threat actor operations.

First Observed 19. September 2026

Last Activity 4. October 2026

Recent (7 days) 4 incidents

High-Risk Network Association

This IP belongs to a network (ASN 14840) with elevated threat levels. The ISP BR.Digital Telecom hosts multiple reported malicious addresses, suggesting systemic security issues or permissive policies.

Network-wide patterns may indicate this is part of a larger malicious infrastructure.

Security Recommendations

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

Long-term blocking recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 2/10 Very Low

Confidence Score 100% Verified

Confidence History

19. Sep 2026 - 4. Oct 2026

100% Current

Stable Trend

Date	Categories	Source	Confidence
4. Oct 2026	Brute-Force SSH	Honeypot	75%
4. Oct 2026	Brute-Force SSH	Honeypot	75%
4. Oct 2026	Brute-Force SSH	Honeypot	75%
3. Oct 2026	SSH Brute-Force	Community	75%
26. Sep 2026	SSH	Honeypot	75%
25. Sep 2026	SSH	Honeypot	75%
25. Sep 2026	SSH	Honeypot	75%
24. Sep 2026	Brute-Force SSH	Honeypot	75%
24. Sep 2026	SSH	Honeypot	75%
23. Sep 2026	SSH	Honeypot	75%
20. Sep 2026	SSH	Honeypot	75%
20. Sep 2026	SSH	Honeypot	75%
20. Sep 2026	SSH	Honeypot	75%
19. Sep 2026	SSH	Honeypot	75%

Basic Information

IP Address: 187.103.105.17
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: BR
ASN: AS14840
ISP: BR.Digital Telecom

DNS Information

Reverse DNS: 187-103-105-17.commcorp.net.br
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 14
First Reported: 19 Sep 2026
Last Reported: 4 Oct 2026, 18:42

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: AS14840

Organization: BR.Digital Telecom

Country:

Network Threat Assessment

10/10

This network has a high threat level with significant malicious activity reported across multiple IPs.

Network Statistics

Total IPs Monitored

Total Reports

Reports per IP

Network Context

This IP address belongs to BR.Digital Telecom (AS14840), which manages 1 IP addresses in our monitoring system. Out of these, 2 have been reported for suspicious activities, resulting in a network-wide threat level of 10/10.

Network warning: This network has elevated threat levels. Exercise caution when interacting with IPs from this ASN.

Comparative Analysis

How this IP compares to others in our threat intelligence database

90 %

Global Threat Ranking

This IP is more threatening than 90% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 833,479 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 14 avg: 9 ++

Network Comparison

Compared against 64 IPs in ASN 14840

Threat Level 8/10 network avg: 5.3 ++

Total Reports 14 network avg: 2 ++

Network BR.Digital Telecom has overall threat level 10/10

Geographic Comparison

Compared against 111,887 IPs in BR

Threat Level 8/10 country avg: 5.4 +

Total Reports 14 country avg: 3 ++

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

Peak Day 20 Sep 2026 3 reports

Daily Average 0.5 reports/day

Most Active Sunday 6 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 14

Brute-Force 5

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

Hourly Activity

Peak activity at 18:00 with 4 reports

Weekly Activity

Geographic Threat Distribution

757,710 threat incidents tracked globally • Last 24h: 31,056 Logs

FEED

Top Threat Sources

01

United States US

148,319 19.6%
02

Brazil BR THIS IP

111,890 14.8%
03

India IN

87,218 11.5%
04

China CN

46,098 6.1%
05

SC SC

29,253 3.9%
06

Germany DE

18,454 2.4%
07

Netherlands NL

18,023 2.4%
08

Pakistan PK

17,827 2.4%
09

Argentina AR

16,272 2.1%
10

Colombia CO

15,172 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

5.4/10 Avg Threat

18% Avg Confidence

2 High Threat

Elevated Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

High-Risk Network Association

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