Is IP address 103.154.63.3 dangerous?

Yes, 103.154.63.3 is considered dangerous with a threat level of 8/10. It has been reported 71 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 103.154.63.3?

IP address 103.154.63.3 is operated by VIETNAM POSTS AND TELECOMMUNICATIONS GROUP (ASN 135905) and is geolocated to VN. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 103.154.63.3?

Yes, blocking 103.154.63.3 is strongly recommended. With a threat level of 8/10 and 71 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 103.154.63.3?

Our threat assessment for 103.154.63.3 has a confidence score of 73%, based on 71 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

103.154.63.3

IPv4 Public

AS135905

VIETNAM POSTS AND TELECOMMUNICATIONS GROUP

71 Reports

VN Location

VIETNAM POSTS AND TELECOM... ASN 135905

71 Reports

Mixed Data Source

Elevated Risk

Elevated threat level 8/10 for IP 103.154.63.3 from 71 reported incidents.

Behavioral profile indicates cyber threat activity with 73% confidence.

More threatening than 89% of monitored IPs

Threat Categories

Hacking 28

Port Scan 18

WP XML-RPC Brute Force 18

Brute-Force 8

WP Login Brute Force 7

Bad Web Bot 4

Technical Details

General hacking activity includes various intrusion attempts, exploitation of vulnerabilities, and unauthorized access attempts.

Recommended Mitigations

Keep systems patched, implement intrusion detection, and follow security best practices.

Moderate Network Risk

The network hosting this IP (ASN 135905, operated by VIETNAM POSTS AND TELECOMMUNICATIONS 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

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 4/10 Low

Confidence Score 61% High Confidence

Confidence History

13. Apr 2026 - 23. Jul 2026

73% Current

Stable Trend

Date	Categories	Source	Confidence
23. Jul 2026	Hacking Brute-Force WP Login Brute Force	Honeypot	75%
23. Jul 2026	Brute-Force	Community	75%
25. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
25. Apr 2026	Hacking Brute-Force WP Login Brute Force	Honeypot	75%
25. Apr 2026	Port Scan Hacking Bad Web Bot +2	Honeypot	75%
24. Apr 2026	Hacking Brute-Force WP Login Brute Force	Honeypot	75%
23. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
15. Apr 2026	Hacking DDoS Attack	Community	75%
15. Apr 2026	Hacking DDoS Attack	Community	75%
14. Apr 2026	Hacking DDoS Attack	Community	75%
14. Apr 2026	Hacking DDoS Attack	Community	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot x2	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot x2	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot x3	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot x2	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot x2	75%
14. Apr 2026	Brute-Force WP Login Brute Force	Honeypot x4	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
14. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
13. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot x2	75%
13. Apr 2026	Hacking Brute-Force WP Login Brute Force	Honeypot x2	75%
13. Apr 2026	Bad Web Bot WP Fake SEO Bot Hacking +2	Honeypot x2	75%
13. Apr 2026	Port Scan Hacking Bad Web Bot +2	Honeypot x2	75%
13. Apr 2026	Port Scan Hacking WP XML-RPC Brute Force	Honeypot	75%
13. Apr 2026	Port Scan Hacking Bad Web Bot +2	Honeypot x3	75%
13. Apr 2026	Hacking Brute-Force WP Login Brute Force	Honeypot	75%

Basic Information

IP Address: 103.154.63.3
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: VN
ASN: AS135905
ISP: VIETNAM POSTS AND TELECOMMUNICATIONS GROUP

DNS Information

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

Statistics

Total Reports: 71
First Reported: 3 Apr 2026
Last Reported: 23 Jul 2026, 14:41

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: AS135905

Organization: VIETNAM POSTS AND TELECOMMUNICATIONS GROUP

Country:

Network Threat Assessment

4/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

Total IPs Monitored

4,713

Total Reports

49.1

Reports per IP

Network Context

This IP address belongs to VIETNAM POSTS AND TELECOMMUNICATIONS GROUP (AS135905), which manages 96 IP addresses in our monitoring system. Out of these, 4,713 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

89 %

Global Threat Ranking

This IP is more threatening than 89% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 767,528 reported IPs worldwide

Threat Level 8/10 avg: 5.8 +

Total Reports 71 avg: 9 ++

Network Comparison

Compared against 314 IPs in ASN 135905

Threat Level 8/10 network avg: 7.7 =

Total Reports 71 network avg: 22 ++

Network VIETNAM POSTS AND TELECOMMUNICATIONS GROUP has overall threat level 4/10

Geographic Comparison

Compared against 8,342 IPs in VN

Threat Level 8/10 country avg: 6.0 +

Total Reports 71 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 Tuesday 16 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

Hacking 69

Brute-Force 40

WP Login Brute Force 39

Port Scan 25

WP XML-RPC Brute Force 25

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

Hourly Activity

Peak activity at 00:00 with 6 reports

Weekly Activity

Geographic Threat Distribution

698,127 threat incidents tracked globally • Last 24h: 22,739 Logs

FEED

Top Threat Sources

01

United States US

134,882 19.3%
02

Brazil BR

109,417 15.7%
03

India IN

75,795 10.9%
04

China CN

43,111 6.2%
05

SC SC

29,184 4.2%
06

Netherlands NL

16,470 2.4%
07

Argentina AR

16,066 2.3%
08

Germany DE

15,807 2.3%
09

Pakistan PK

15,204 2.2%
10

Colombia CO

15,076 2.2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

8.9/10 Avg Threat

99% Avg Confidence

20 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