ABUSE.MOM
THREAT REPORT

IP Threat Report
20.41.98.147

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 13:10:09
First seen: 2026-05-19 13:52:35
Last seen: 2026-05-24 10:08:43
230

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 230/100. Total malicious requests observed: 519.

BURSTDANGER_PATH
01

Geolocation & Classification

IP Address
20.41.98.147
Type
Hosting
Country
🇰🇷 South Korea
City
Seoul
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (koreacentral)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
519
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 12/2sAbnormally fast request rate — automated scanning+35
Burst 42/10sAbnormally fast request rate — automated scanning+35
Burst 43/10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 98Medium-risk: admin panels, config files+60
Danger strong hits: 20High-risk paths: shells, RCE vectors, exploits+100
Σ = 265
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

2026-05-19 13:52:35
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 12/2s (+35), Burst 42/10s (+35), Burst 43/10s (+35)
2026-05-24 10:08:43
Last malicious request observed
Total score reached: 230/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Microsoft Corporation
AS8075 · 🇰🇷 South Korea
06

Recommendations

Actions taken & recommended

  • IP 20.41.98.147 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 20.41.98.0/24
  • 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 20.41.98.147 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

07

Neighbors in 20.41.98.0/24

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
b.barracudacentral.org
✓ Clean
zen.spamhaus.org
✓ Clean
cbl.abuseat.org
✓ Clean
psbl.surriel.com

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

10

Threat Analysis

20.41.98.147 has been assigned a threat score of 230/100 (Critical). This is a critical-level threat. Systems administrators should treat this IP as hostile and block all inbound connections without exception.

The following attack categories were identified:

Request Flooding

📊 Threat Analysis

The address 20.41.98.147 originates from Seoul, South Korea, operating on the network of Microsoft Corporation. It was identified through automated analysis of incoming network traffic across monitored endpoints. Our sensors captured 519 malicious requests from this address across a 4-day span, reflecting a sustained attack cadence of ~129.8 requests per 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 IP is engaged in request flooding, sending traffic at rates designed to exhaust server capacity. With 101 flagged addresses, South Korea represents a significant presence in our threat database. At 230/100, 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 South Korea

4.217.180.34 (280)20.214.155.242 (280)20.214.157.214 (280)52.231.66.246 (280)20.194.25.241 (280)View all →

🏢 Same network: AS8075

4.217.180.34 (280)20.214.155.242 (280)20.214.157.214 (280)52.231.66.246 (280)20.194.25.241 (280)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.

💡 TLS Certificate Misconfigurations

Expired, self-signed, or misconfigured TLS certificates create security vulnerabilities and trust issues. Certificate monitoring, automated renewal through ACME protocols, and proper certificate chain configuration prevent both security gaps and service disruptions.

🔍 Check Any IP Address

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