ABUSE.MOM
THREAT REPORT

IP Threat Report
4.205.25.159

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 06:34:32
First seen: 2026-05-24 21:28:38
Last seen: 2026-05-30 05:49:27
245

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 245/100. Total malicious requests observed: 657.

BURSTDANGER_PATHUA_SUS
01

Geolocation & Classification

IP Address
4.205.25.159
Type
Hosting
Country
🇨🇦 Canada
City
Toronto
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (canadacentral)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
657
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 12/2sAbnormally fast request rate — automated scanning+35
Burst 15/10sAbnormally fast request rate — automated scanning+35
Burst 23/2sAbnormally fast request rate — automated scanning+35
Burst 75/10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 102Medium-risk: admin panels, config files+60
Danger medium hits: 15Medium-risk: admin panels, config files+60
Danger strong hits: 3High-risk paths: shells, RCE vectors, exploits+75
Danger strong hits: 6High-risk paths: shells, RCE vectors, exploits+100
UA suspiciousBehavioral anomaly detected by automated analysis+15
Σ = 450
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

2026-05-24 21:28:38
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 12/2s (+35), Burst 15/10s (+35), Burst 23/2s (+35)
2026-05-30 05:49:27
Last malicious request observed
Total score reached: 245/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Microsoft Corporation
AS8075 · 🇨🇦 Canada
06

Recommendations

Actions taken & recommended

  • IP 4.205.25.159 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 4.205.25.159 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

🤖 Bot Detection

Address UA spoofing from 4.205.25.159: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

09

Blacklist Status (DNSBL)

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

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

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

10

Threat Analysis

4.205.25.159 has been assigned a threat score of 245/100 (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 FloodingUser-Agent Anomaly

📊 Threat Analysis

Threat intelligence analysis has linked 4.205.25.159 to malicious activity originating from Toronto, Canada, operating on the network of Microsoft Corporation. The address has been under observation since its initial detection. The address has been active for 5 days in our monitoring system, producing 657 flagged requests at a rate of ~131.4/day. Classified as a hosting IP, this address likely runs on a rented server or cloud instance. Attackers prefer datacenter IPs for their high bandwidth and disposable nature. The dual attack vectors of Request Flooding combined with User-Agent Anomaly indicate a coordinated assault rather than opportunistic scanning. Canada currently accounts for 101 blocked IPs in our database, making it a significant source of malicious traffic. A score of 245/100 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 Canada

20.151.111.128 (308)45.91.23.64 (305)147.15.149.40 (300)148.116.72.171 (300)89.251.0.24 (295)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

💡 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.

💡 State-Sponsored Cyber Operations

Nation-state actors conduct sophisticated campaigns for espionage, sabotage, and influence operations. Their resources exceed typical criminal organizations, enabling zero-day exploitation, long-term persistent access, and attacks on critical infrastructure.

🔍 Check Any IP Address

Share this report: