ABUSE.MOM
THREAT REPORT

IP Threat Report
15.220.152.31

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-07-28 15:08:44
First seen: 2026-07-11 23:24:20
Last seen: 2026-07-12 00:26:15
210

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 210/100. Total malicious requests observed: 2.

DANGER_PATHRATIO_404REDIRECT_PROBEREFERERUA_CHANGED
01

Geolocation & Classification

IP Address
15.220.152.31
Type
Hosting
Country
🇩🇪 Germany
City
Frankfurt am Main
ISP
Amazon.com, Inc.
Organization
AWS EC2 (eu-central-1)
Autonomous System
AS16509 Amazon.com, Inc.
Hit Count
2
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
Danger medium hits: 4Medium-risk: admin panels, config files+40
Danger strong hits: 4High-risk paths: shells, RCE vectors, exploits+100
Foreign refererReferer from unrelated external domain+10
Probe 302→404Behavioral anomaly detected by automated analysis+20
UA changedMultiple User-Agents — bot rotation technique+25
Σ = 210
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

2026-07-11 23:24:20
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio 40-60% (+15), Danger medium hits: 4 (+40), Danger strong hits: 4 (+100)
2026-07-12 00:26:15
Last malicious request observed
Total score reached: 210/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Amazon.com, Inc.
AS16509 · 🇩🇪 Germany
06

Recommendations

Actions taken & recommended

  • IP 15.220.152.31 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 15.220.152.0/24
  • 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 15.220.152.31: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

🤖 Bot Detection

Address UA spoofing from 15.220.152.31: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

07

Neighbors in 15.220.152.0/24

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
psbl.surriel.com
✓ Clean
bl.blocklist.de
✓ Clean
b.barracudacentral.org
✓ Clean
spam.dnsbl.sorbs.net

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

10

Threat Analysis

15.220.152.31 has been assigned a threat score of 210/100 (Critical). With this rating, the IP falls into the critical severity bracket — among the most dangerous addresses in our monitoring database.

The following attack categories were identified:

Path EnumerationUser-Agent Anomaly

📊 Threat Analysis

Threat intelligence analysis has linked 15.220.152.31 to malicious activity originating from Frankfurt am Main, Germany, operating on the network of Amazon.com, Inc.. The address has been under observation since its initial detection. Our sensors captured 2 malicious requests from this address across a 1-day span, reflecting a sustained attack cadence of ~2 requests per day. The IP is classified as hosting/datacenter infrastructure, commonly associated with rented servers used for automated attack campaigns, botnet command-and-control, or vulnerability scanning at scale. Two attack patterns were identified (Path Enumeration and User-Agent Anomaly), suggesting a semi-automated campaign that targets multiple vulnerabilities. Germany currently accounts for 102 blocked IPs in our database, making it a significant source of malicious traffic. At 210/100, this is an extremely high-risk address. All traffic should be considered hostile.

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 Germany

15.220.152.241 (320)35.246.204.221 (320)185.168.29.98 (313)77.81.65.244 (313)64.89.163.68 (308)View all →

🏢 Same network: AS16509

3.72.250.64 (280)15.220.152.126 (280)15.220.152.132 (280)63.185.94.2 (275)3.126.245.194 (263)View all →
12

Security Intelligence

💡 Brute Force Attack Mechanics

Brute force attacks systematically try username and password combinations to gain unauthorized access. Modern attacks leverage credential databases from previous breaches, testing millions of combinations using distributed botnets across multiple IP addresses.

💡 Botnet Command and Control Evolution

Botnet C2 infrastructure has evolved from centralized IRC channels to resilient peer-to-peer networks, domain generation algorithms, and blockchain-based communication. This evolution makes botnet takedowns increasingly difficult and expensive.

🔍 Check Any IP Address

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