ABUSE.MOM
THREAT REPORT

IP Threat Report
45.146.54.150

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-27 06:18:06
First seen: 2026-05-18 21:12:30
Last seen: 2026-05-24 09:27:25
75

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 75/100. Total malicious requests observed: 337.

DANGER_PATHRATIO_404
01

Geolocation & Classification

IP Address
45.146.54.150
Type
VPN
Country
🇺🇸 United States
City
San Francisco
ISP
F.N.S. HOLDINGS LIMITED
Organization
VPN Consumer San Francisco, United States of America
Autonomous System
AS206092 F.N.S. HOLDINGS LIMITED
Hit Count
337
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Danger medium hits: 1Medium-risk: admin panels, config files+10
Danger strong hits: 1High-risk paths: shells, RCE vectors, exploits+25
Danger strong hits: 2High-risk paths: shells, RCE vectors, exploits+50
Σ = 125
03

Observed Activity

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

[redacted]
GET
/
200
Requests shown: 1 · HTTP 404: 0 · Dangerous patterns: 0

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

04

Timeline

2026-05-18 21:12:30
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio 40-60% (+15), 404 ratio >= 60% (+25), Danger medium hits: 1 (+10)
2026-05-24 09:27:25
Last malicious request observed
Total score reached: 75/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

F.N.S. HOLDINGS LIMITED
AS206092 · 🇺🇸 United States
06

Recommendations

Actions taken & recommended

  • IP 45.146.54.150 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 45.146.54.0/24
  • 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 45.146.54.150: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

07

Neighbors in 45.146.54.0/24

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

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

10

Threat Analysis

45.146.54.150 has been assigned a threat score of 75/100 (High). This classifies it as a high-severity threat. Proactive blocking is recommended for sensitive infrastructure.

The following attack categories were identified:

Path Enumeration

📊 Threat Analysis

Our monitoring infrastructure has identified 45.146.54.150, geolocated to San Francisco, United States, operating on the network of F.N.S. HOLDINGS LIMITED, as a source of suspicious network activity. Our sensors captured 337 malicious requests from this address across a 5-day span, reflecting a sustained attack cadence of ~67.4 requests per day. This IP is identified as a VPN or proxy endpoint, commonly used to mask the true origin of attack traffic and bypass geographic or reputation-based blocking. The IP exhibits directory enumeration behavior, systematically requesting non-existent paths to discover hidden files and misconfigured resources. Our records show 151 malicious IPs originating from United States, positioning it as a significant contributor to global threat activity. The score of 75/100 indicates a confirmed malicious actor. Network-level blocking is appropriate.

This IP is associated with a VPN or proxy service. Attackers frequently route their traffic through anonymizing services to obscure their true location. This makes attribution more challenging but the malicious behavior patterns remain detectable.

11

Related Threats

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🏢 Same network: AS206092

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12

Security Intelligence

💡 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.

💡 Network Telescope and Darknet Monitoring

Network telescopes monitor large blocks of unused IP address space. Since no legitimate traffic should reach these addresses, all observed traffic represents scanning, backscatter from spoofed attacks, or misconfiguration — providing pure signal for threat analysis.

🔍 Check Any IP Address

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