ABUSE.MOM
THREAT REPORT

IP Threat Report
45.131.194.190

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-27 06:13:11
First seen: 2026-05-20 22:05:46
Last seen: 2026-05-24 07:47:49
75

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 75/100. Total malicious requests observed: 106.

DANGER_PATHRATIO_404UA_SUS
01

Geolocation & Classification

IP Address
45.131.194.190
Type
VPN
Country
🇺🇸 United States
City
San Francisco
ISP
VPN
Organization
VPN-Consumer-US
Autonomous System
AS206092 F.N.S. HOLDINGS LIMITED
Hit Count
106
02

Detection Signatures

SignatureDescriptionPointsSeverity
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
UA suspiciousBehavioral anomaly detected by automated analysis+15
Σ = 75
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

2026-05-20 22:05:46
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio >= 60% (+25), Danger medium hits: 1 (+10), Danger strong hits: 1 (+25)
2026-05-24 07:47:49
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

VPN
AS206092 · 🇺🇸 United States
06

Recommendations

Actions taken & recommended

  • IP 45.131.194.190 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 45.131.194.0/24
  • 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 45.131.194.190: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

🤖 Bot Detection

Address UA spoofing from 45.131.194.190: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

07

Neighbors in 45.131.194.0/24

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

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

10

Threat Analysis

45.131.194.190 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 EnumerationUser-Agent Anomaly

📊 Threat Analysis

Network traffic from 45.131.194.190, located in San Francisco, United States, operating on the network of VPN, has been classified as malicious by our automated threat scoring engine. Our sensors captured 106 malicious requests from this address across a 3-day span, reflecting a sustained attack cadence of ~35.3 requests per day. The address operates as a VPN/proxy exit node. Attackers route traffic through anonymizing services to obscure their real location and evade IP-based security controls. Two attack patterns were identified (Path Enumeration and User-Agent Anomaly), suggesting a semi-automated campaign that targets multiple vulnerabilities. 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

💡 XML External Entity (XXE) Attacks

XXE vulnerabilities in XML parsers allow attackers to read local files, perform SSRF, and execute denial of service attacks. Many legacy applications and APIs remain vulnerable to XXE due to insecure default XML parser configurations.

💡 Network Flow Analysis

Analyzing network flows (NetFlow, sFlow, IPFIX) provides visibility into traffic patterns without inspecting packet contents. Flow data reveals scanning activity, data exfiltration, lateral movement, and command-and-control channels at scale.

🔍 Check Any IP Address

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