ABUSE.MOM
THREAT REPORT

IP Threat Report
74.249.157.90

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-27 09:42:19
First seen: 2026-05-19 21:18:17
Last seen: 2026-05-24 10:21:39
255

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 255/100. Total malicious requests observed: 1705.

BURSTDANGER_PATHRATIO_404
01

Geolocation & Classification

IP Address
74.249.157.90
Type
Hosting
Country
🇺🇸 United States
City
Des Moines
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (centralus)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
1705
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Burst 18/2sAbnormally fast request rate — automated scanning+35
Burst 19/2sAbnormally fast request rate — automated scanning+35
Burst 62/10sAbnormally fast request rate — automated scanning+35
Burst 63/10sAbnormally fast request rate — automated scanning+35
Burst 64/10sAbnormally fast request rate — automated scanning+35
Burst 65/10sAbnormally fast request rate — automated scanning+35
Burst 66/10sAbnormally fast request rate — automated scanning+35
Burst 67/10sAbnormally fast request rate — automated scanning+35
Burst 68/10sAbnormally fast request rate — automated scanning+35
Burst 70/10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 87Medium-risk: admin panels, config files+60
Danger strong hits: 8High-risk paths: shells, RCE vectors, exploits+100
Σ = 535
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 21:18:17
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio >= 60% (+25), Burst 18/2s (+35), Burst 19/2s (+35)
2026-05-24 10:21:39
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 · 🇺🇸 United States
06

Recommendations

Actions taken & recommended

  • IP 74.249.157.90 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

🔎 Directory Scan Defense

IP 74.249.157.90 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

🌊 Flood / DDoS Mitigation

Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 74.249.157.90.

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
spam.dnsbl.sorbs.net
✓ Clean
bl.blocklist.de
✓ Clean
cbl.abuseat.org
✓ Clean
zen.spamhaus.org

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

10

Threat Analysis

74.249.157.90 has been assigned a threat score of 255/100 (Critical). A score this high marks a critical threat actor. This address has demonstrated persistent, aggressive malicious behavior across multiple detection vectors.

The following attack categories were identified:

Path EnumerationRequest Flooding

📊 Threat Analysis

Threat intelligence analysis has linked 74.249.157.90 to malicious activity originating from Des Moines, United States, operating on the network of Microsoft Corporation. The address has been under observation since its initial detection. Over a period of 4 days, this IP generated 1,705 malicious requests, averaging approximately 426.3 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 Request Flooding), suggesting a semi-automated campaign that targets multiple vulnerabilities. With 101 flagged addresses, United States represents a significant presence in our threat database. With a threat score of 255/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

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

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🏢 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

💡 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.

💡 Emerging Threats from AI-Powered Attacks

Artificial intelligence enables more convincing phishing content, faster vulnerability discovery, and adaptive attack strategies that learn from defensive responses. AI-generated social engineering and automated exploit development represent growing threats.

🔍 Check Any IP Address

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