Is IP address 171.231.189.154 dangerous?

Yes, 171.231.189.154 is considered dangerous with a threat level of 10/10. It has been reported 5 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 171.231.189.154?

IP address 171.231.189.154 is operated by Viettel Group (ASN 7552) and is geolocated to VN. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 171.231.189.154?

Yes, blocking 171.231.189.154 is strongly recommended. With a threat level of 10/10 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 171.231.189.154?

Our threat assessment for 171.231.189.154 has a confidence score of 24%, based on 5 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

171.231.189.154

IPv4 Public

AS7552

Viettel Group

5 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

Viettel Group ASN 7552

5 Reports

Honeypot Data Source

Extreme Threat

IP 171.231.189.154 classified at threat level 10/10 with 5 documented attacks.

Advanced threat indicators confirmed with 24% certainty.

More threatening than 95% of monitored IPs

Threat Categories

SSH 4

Brute-Force 2

Hacking 2

Exploited Host 1

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 7552, operated by Viettel Group) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

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 23% Low Confidence

Confidence History

16. Aug 2026

24% Current

Stable Trend

Date	Categories	Source	Confidence
16. Aug 2026	SSH	Honeypot	75%
16. Aug 2026	Brute-Force SSH	Honeypot	75%
16. Aug 2026	SSH Exploited Host Hacking	Honeypot x3	75%
16. Aug 2026	Brute-Force SSH	Honeypot	75%
16. Aug 2026	Hacking	Honeypot	75%

Basic Information

IP Address: 171.231.189.154
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: VN
ASN: AS7552
ISP: Viettel Group

DNS Information

Reverse DNS: dynamic-ip-adsl.viettel.vn
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 5
First Reported: 16 Aug 2026
Last Reported: 16 Aug 2026, 05:14

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: AS7552

Organization: Viettel Group

Country:

Network Threat Assessment

4/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

600

Total IPs Monitored

4,387

Total Reports

7.3

Reports per IP

Network Context

This IP address belongs to Viettel Group (AS7552), which manages 600 IP addresses in our monitoring system. Out of these, 4,387 have been reported for suspicious activities, resulting in a network-wide threat level of 4/10.

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

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 832,391 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++

Total Reports 5 avg: 9 -

Network Comparison

Compared against 2,244 IPs in ASN 7552

Threat Level 10/10 network avg: 6.9 +

Total Reports 5 network avg: 4 +

Network Viettel Group has overall threat level 4/10

Geographic Comparison

Compared against 9,163 IPs in VN

Threat Level 10/10 country avg: 6.7 ++

Total Reports 5 country avg: 9 -

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Sunday 5 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 4

Hacking 2

Brute-Force 2

Exploited Host 1

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

Hourly Activity

Peak activity at 04:00 with 3 reports

Weekly Activity

Geographic Threat Distribution

756,711 threat incidents tracked globally • Last 24h: 29,326 Logs

FEED

Top Threat Sources

01

United States US

148,093 19.6%
02

Brazil BR

111,821 14.8%
03

India IN

87,156 11.5%
04

China CN

46,051 6.1%
05

SC SC

29,252 3.9%
06

Germany DE

18,360 2.4%
07

Netherlands NL

17,975 2.4%
08

Pakistan PK

17,801 2.4%
09

Argentina AR

16,265 2.1%
10

Colombia CO

15,169 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

9.6/10 Avg Threat

89% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Extreme Threat

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