ABUSE.MOM
THREAT REPORT

IP Threat Report
43.173.172.41

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-25 21:07:44
First seen: 2026-09-14 16:57:01
Last seen: 2026-09-20 02:15:22
105

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 105/100. Total malicious requests observed: 174.

BURSTRATIO_404REFERER
01

Geolocation & Classification

IP Address
43.173.172.41
Type
Hosting
Country
🇸🇬 Singapore
City
Singapore
ISP
Shenzhen Tencent Computer Systems Company Limited
Organization
Tencent Cloud Computing (Beijing) Co., Ltd
Autonomous System
AS132203 Tencent Building, Kejizhongyi Avenue
Hit Count
174
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Burst 10/10sAbnormally fast request rate — automated scanning+35
Burst 8/2sAbnormally fast request rate — automated scanning+35
Foreign refererReferer from unrelated external domain+10
Σ = 105
03

Observed Activity

Reconstructed HTTP requests from server access logs. Target domains redacted for security.

[redacted]
GET
/
200
[redacted]
GET
/page
200
Requests shown: 2 · HTTP 404: 0 · Dangerous patterns: 0

* Typical request patterns for detected signatures. Actual target domains are redacted.

04

Timeline

2026-09-14 16:57:01
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio >= 60% (+25), Burst 10/10s (+35), Burst 8/2s (+35)
2026-09-20 02:15:22
Last malicious request observed
Total score reached: 105/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Shenzhen Tencent Computer Systems Company Limited
AS132203 · 🇸🇬 Singapore

We have detected 162 malicious IPs from this autonomous system.

View all IPs from AS132203 →
06

Recommendations

Actions taken & recommended

  • IP 43.173.172.41 is blocked at application level (HTTP 403)
  • Consider blocking at firewall level (iptables/CSF) to reduce server load
  • Other malicious IPs detected in the same /24 subnet — consider blocking 43.173.172.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🔎 Path Enumeration Protection

Block scanning from 43.173.172.41: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

🌊 Traffic Flood Defense

IP 43.173.172.41 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

07

Neighbors in 43.173.172.0/24

Other blocked IPs from the same /24 subnet — indicates systematic abuse from this network range.

09

Blacklist Status (DNSBL)

This IP was checked against major DNS-based blacklists used by mail servers and firewalls worldwide.

✓ Clean
psbl.surriel.com
✓ Clean
b.barracudacentral.org
✓ Clean
cbl.abuseat.org
✓ Clean
zen.spamhaus.org
✓ Clean
bl.blocklist.de
✓ Clean
spam.dnsbl.sorbs.net
✓ Clean
dnsbl.dronebl.org

Checked: Spamhaus, SpamCop, Barracuda, SORBS, CBL, UCEProtect. Results may change over time.

10

Threat Analysis

43.173.172.41 has been assigned a threat score of 105/100 (Critical). A score this high marks a critical threat actor. This address has demonstrated persistent, aggressive malicious behavior across multiple detection vectors.

The following attack categories were identified:

Path EnumerationRequest Flooding

📊 Threat Analysis

IP address 43.173.172.41 has been traced to Singapore, Singapore, operating on the network of Shenzhen Tencent Computer Systems Company Limited. Our threat detection systems have flagged this address based on observed malicious behavior patterns. The address has been active for 5 days in our monitoring system, producing 174 flagged requests at a rate of ~34.8/day. This address belongs to a datacenter or cloud hosting provider. Hosting IPs are frequently leveraged by threat actors who rent cheap VPS instances specifically for conducting attacks. The dual attack vectors of Path Enumeration combined with Request Flooding indicate a coordinated assault rather than opportunistic scanning. With 5,175 flagged addresses, Singapore represents a major presence in our threat database. With a threat score of 105/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

This IP belongs to a hosting or data center provider. Malicious traffic from hosting infrastructure often originates from compromised VPS instances, rented servers used for scanning campaigns, or abused free-tier cloud accounts. Hosting providers typically respond to abuse reports within 24-72 hours.

11

Related Threats

🇸🇬 Top threats from Singapore

85.203.23.12 (340)103.167.150.231 (340)62.146.238.136 (340)85.203.23.31 (330)192.166.246.30 (325)View all →

🏢 Same network: AS132203

43.161.244.154 (285)101.32.194.212 (280)43.133.66.50 (280)150.109.16.200 (260)43.163.81.168 (260)View all →
12

Security Intelligence

💡 DDoS Mitigation Approaches

Distributed denial of service attacks overwhelm infrastructure with traffic volume. Effective mitigation combines always-on traffic scrubbing, anycast network distribution, rate limiting, and the ability to quickly scale absorption capacity during attacks.

💡 WordPress-Specific Attack Vectors

WordPress sites face constant automated attacks targeting xmlrpc.php for brute force amplification, wp-login.php for credential theft, and vulnerable plugins for remote code execution. Over 90% of CMS-based attacks specifically target WordPress installations.

🔍 Check Any IP Address

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