ABUSE.MOM
THREAT REPORT

IP Threat Report
112.86.225.209

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-25 21:21:07
First seen: 2026-09-28 12:27:19
Last seen: 2026-10-04 00:56:00
105

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 105/100. Total malicious requests observed: 109.

BURSTRATIO_404REFERER
01

Geolocation & Classification

IP Address
112.86.225.209
Type
VPN
Country
🇨🇳 China
City
Suzhou
ISP
China Unicom CHINA169 Jiangsu Province Network
Organization
Unknown
Autonomous System
AS4837 CHINA UNICOM China169 Backbone
Hit Count
109
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Burst 10/10sAbnormally fast request rate — automated scanning+35
Burst 5/2sAbnormally fast request rate — automated scanning+35
Foreign refererReferer from unrelated external domain+10
Σ = 105
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

2026-09-28 12:27:19
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio >= 60% (+25), Burst 10/10s (+35), Burst 5/2s (+35)
2026-10-04 00:56:00
Last malicious request observed
Total score reached: 105/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

China Unicom CHINA169 Jiangsu Province Network
AS4837 · 🇨🇳 China

We have detected 1061 malicious IPs from this autonomous system.

View all IPs from AS4837 →
06

Recommendations

Actions taken & recommended

  • IP 112.86.225.209 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 112.86.225.0/24
  • 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 112.86.225.209 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 112.86.225.209.

07

Neighbors in 112.86.225.0/24

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

112.86.225.209 has been assigned a threat score of 105/100 (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 EnumerationRequest Flooding

📊 Threat Analysis

Network traffic from 112.86.225.209, located in Suzhou, China, operating on the network of China Unicom CHINA169 Jiangsu Province Network, has been classified as malicious by our automated threat scoring engine. Over a period of 5 days, this IP generated 109 malicious requests, averaging approximately 21.8 requests per day. Classified as a VPN or proxy server, this IP serves as an anonymization layer. While VPNs have legitimate uses, this address has been observed routing clearly malicious traffic. The dual attack vectors of Path Enumeration combined with Request Flooding indicate a coordinated assault rather than opportunistic scanning. Our records show 2,894 malicious IPs originating from China, positioning it as a major contributor to global threat activity. With a threat score of 105/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

This IP is associated with a VPN or proxy service. Attackers frequently route their traffic through anonymizing services to obscure their true location. This makes attribution more challenging but the malicious behavior patterns remain detectable.

11

Related Threats

🇨🇳 Top threats from China

180.184.55.222 (340)82.157.132.42 (310)101.200.57.251 (310)135.136.42.150 (305)135.136.42.228 (295)View all →

🏢 Same network: AS4837

122.190.49.41 (265)122.114.172.161 (255)116.255.252.44 (205)110.249.201.233 (180)110.249.202.15 (180)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.

💡 Open Redirect Exploitation

Open redirect vulnerabilities allow attackers to redirect users from trusted domains to malicious sites. While often underestimated, these flaws enable convincing phishing, token theft through redirect-based OAuth flows, and SSRF chains.

🔍 Check Any IP Address

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