Is IP address 103.186.66.106 dangerous?

103.186.66.106 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 103.186.66.106?

IP address 103.186.66.106 is operated by VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED (ASN 63737) and is geolocated to VN. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 103.186.66.106?

Blocking 103.186.66.106 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 103.186.66.106?

Our threat assessment for 103.186.66.106 has a confidence score of 23%, based on 2 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

103.186.66.106

IPv4 Public

AS63737

VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED

2 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

Vietnam Location

VIETSERVER SERVICES TECHN... ASN 63737

2 Reports

Community Data Source

Measured Risk

IP 103.186.66.106 threat rating: 6/10 from 2 observations.

Attention-worthy behavior detected. Confidence: 23%.

More threatening than 56% of monitored IPs

Threat Categories

Brute-Force 2

SSH 2

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 1 days indicates persistent threat actor operations.

First Observed 18. October 2026

Last Activity 19. October 2026

Recent (7 days) 0 incidents

High-Risk Network Association

This IP belongs to a network (ASN 63737) with elevated threat levels. The ISP VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED 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

Standard security protocols sufficient. Monitor but no immediate blocking required.

Long-term blocking recommended.

Reputation Summary

Threat Level 6/10 Medium

High

Activity Frequency 1/10 Very Low

Confidence Score 18% Low Confidence

Confidence History

18. Oct 2026 - 19. Oct 2026

23% Current

Stable Trend

Date	Categories	Source	Confidence
19. Oct 2026	SSH Brute-Force	Community	75%
18. Oct 2026	SSH Brute-Force	Community	75%

Basic Information

IP Address: 103.186.66.106
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: VN
ASN: AS63737
ISP: VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED

DNS Information

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

Statistics

Total Reports: 2
First Reported: 23 Oct 2026
Last Reported: 19 Oct 2026, 20:56

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: AS63737

Organization: VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED

Country:

Network Threat Assessment

8/10

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

Network Statistics

Total IPs Monitored

Total Reports

2.5

Reports per IP

Network Context

This IP address belongs to VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED (AS63737), which manages 2 IP addresses in our monitoring system. Out of these, 5 have been reported for suspicious activities, resulting in a network-wide threat level of 8/10.

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

56 %

Global Threat Ranking

This IP is more threatening than 56% of all IPs in our database.

Above Average Threat

Global Comparison

Compared against 1,266,766 reported IPs worldwide

Threat Level 6/10 avg: 6.0 =

Total Reports 2 avg: 7 --

Network Comparison

Compared against 14 IPs in ASN 63737

Threat Level 6/10 network avg: 7.4 -

Total Reports 2 network avg: 4 -

Network VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED has overall threat level 8/10

Geographic Comparison

Compared against 10,331 IPs in VN

Threat Level 6/10 country avg: 6.6 =

Total Reports 2 country avg: 9 --

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

Peak Day 18 Oct 2026 1 reports

Daily Average 0.1 reports/day

Most Active Sunday 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 2

Brute-Force 2

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

Hourly Activity

Peak activity at 12:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

1,154,120 threat incidents tracked globally • Last 24h: 31,285 Logs

FEED

Top Threat Sources

01

Brazil BR

257,691 22.3%
02

United States US

195,923 17%
03

India IN

99,634 8.6%
04

China CN

48,880 4.2%
05

Argentina AR

41,684 3.6%
06

SC SC

29,371 2.5%
07

Mexico MX

27,147 2.4%
08

Russia RU

26,015 2.3%
09

Colombia CO

23,941 2.1%
10

Germany DE

21,791 1.9%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

13 Related IPs

7.5/10 Avg Threat

20% Avg Confidence

12 High Threat

High-risk network: Majority of related IPs are flagged

Measured 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