ABUSE.MOM
THREAT REPORT

IP Threat Report
20.89.18.123

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 12:41:17
First seen: 2026-03-07 00:00:06
Last seen: 2026-03-09 11:00:05
255

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 255/100. Total malicious requests observed: 28.

DANGER_PATHBURSTRATIO_404
01

Geolocation & Classification

IP Address
20.89.18.123
Type
Hosting
Country
🇯🇵 Japan
City
Tokyo
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (japaneast)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
28
02

Detection Signatures

SignatureDescriptionPointsSeverity
Danger strong hits: 13High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 28Medium-risk: admin panels, config files+60
Burst: 11 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 37 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 12 req / 2sAbnormally fast request rate — automated scanning+35
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Danger strong hits: 24High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 51Medium-risk: admin panels, config files+60
Burst: 42 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 41 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 40 req / 10sAbnormally fast request rate — automated scanning+35
Σ = 555
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

2026-03-07 00:00:06
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Danger strong hits: 13 (+100), Danger medium hits: 28 (+60), Burst: 11 req / 2s (+35)
2026-03-09 11:00:05
Last malicious request observed
Total score reached: 255/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Microsoft Corporation
AS8075 · 🇯🇵 Japan
06

Recommendations

Actions taken & recommended

  • IP 20.89.18.123 is blocked at application level (HTTP 403)
  • Consider blocking at firewall level (iptables/CSF) to reduce server load
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🌊 Traffic Flood Defense

IP 20.89.18.123 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

🔎 Path Enumeration Protection

Block scanning from 20.89.18.123: rate-limit 404 responses per IP, deploy a honeypot 404 page, ensure no backup files are web-accessible.

09

Blacklist Status (DNSBL)

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

⛔ LISTED
Spamhaus ZEN

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

10

Threat Analysis

20.89.18.123 has been assigned a threat score of 255/100 (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:

Request FloodingPath Enumeration

📊 Threat Analysis

Our monitoring infrastructure has identified 20.89.18.123, geolocated to Tokyo, Japan, operating on the network of Microsoft Corporation, as a source of suspicious network activity. The address has been active for 2 days in our monitoring system, producing 28 flagged requests at a rate of ~14/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 Request Flooding combined with Path Enumeration indicate a coordinated assault rather than opportunistic scanning. Our records show 101 malicious IPs originating from Japan, positioning it as a significant contributor to global threat activity. A score of 255/100 places this address in the top tier of severity. Block and investigate any historical connections.

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 Japan

103.163.220.216 (340)35.243.110.60 (288)20.89.56.154 (280)20.27.221.169 (280)20.210.188.132 (280)View all →

🏢 Same network: AS8075

74.241.249.229 (340)20.151.111.128 (308)4.182.24.88 (285)20.65.61.3 (283)4.205.39.97 (283)View all →
12

Security Intelligence

💡 Prototype Pollution Attacks

Prototype pollution manipulates JavaScript object prototypes to inject properties that affect all objects in an application. This can lead to denial of service, property injection, and in some cases remote code execution in Node.js applications.

💡 Automated Incident Response

Automated response systems can block threats in milliseconds, far faster than human analysts. However, automation requires careful safeguards — rate limits on blocking actions, automatic expiration, and human review queues prevent automated systems from causing self-inflicted outages.

🔍 Check Any IP Address

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