ABUSE.MOM
THREAT REPORT

IP Threat Report
116.255.203.164

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-09-13 02:34:25
First seen: 2026-08-13 06:30:51
Last seen: 2026-09-13 01:13:18
145

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 145/100. Total malicious requests observed: 488.

BURSTDANGER_PATHREDIRECT_PROBEREFERERUA_CHANGED
01

Geolocation & Classification

IP Address
116.255.203.164
Type
Residential
Country
🇨🇳 China
City
Zhengzhou
ISP
CNC Group CHINA169 Henan Province Network
Organization
Zhengzhou Gainet Computer Network Technology Co., Ltd.
Autonomous System
AS4837 CHINA UNICOM China169 Backbone
Hit Count
488
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 38/10sAbnormally fast request rate — automated scanning+35
Burst 38/2sAbnormally fast request rate — automated scanning+35
Danger medium hits: 1Medium-risk: admin panels, config files+10
Danger medium hits: 2Medium-risk: admin panels, config files+20
Foreign refererReferer from unrelated external domain+10
Probe 302→404Behavioral anomaly detected by automated analysis+20
UA changedMultiple User-Agents — bot rotation technique+25
Σ = 155
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

2026-08-13 06:30:51
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 38/10s (+35), Burst 38/2s (+35), Danger medium hits: 1 (+10)
2026-09-13 01:13:18
Last malicious request observed
Total score reached: 145/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

CNC Group CHINA169 Henan Province Network
AS4837 · 🇨🇳 China
06

Recommendations

Actions taken & recommended

  • IP 116.255.203.164 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 116.255.203.164 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

🔎 Directory Scan Defense

IP 116.255.203.164 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

🤖 Bot Detection

Address UA spoofing from 116.255.203.164: 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
zen.spamhaus.org
✓ Clean
spam.dnsbl.sorbs.net
✓ Clean
cbl.abuseat.org
✓ Clean
dnsbl.dronebl.org
✓ Clean
bl.blocklist.de
✓ Clean
psbl.surriel.com
✓ Clean
b.barracudacentral.org

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

10

Threat Analysis

116.255.203.164 has been assigned a threat score of 145/100 (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 FloodingPath EnumerationUser-Agent Anomaly

📊 Threat Analysis

The address 116.255.203.164 originates from Zhengzhou, China, operating on the network of CNC Group CHINA169 Henan Province Network. It was identified through automated analysis of incoming network traffic across monitored endpoints. During its 30-day observation window, we recorded 488 hostile requests from this IP — roughly 16.3 per day on average. This is a residential IP address, suggesting a compromised home device such as a router, smart appliance, or infected workstation participating in a botnet. The combination of 3 distinct attack vectors indicates a sophisticated, multi-pronged threat actor deploying automated tools that probe multiple attack surfaces simultaneously. China currently accounts for 202 blocked IPs in our database, making it a significant source of malicious traffic. With a threat score of 145/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

This IP is classified as residential, suggesting it may belong to a compromised home device, IoT botnet member, or an infected personal computer. Residential IPs involved in attacks often indicate malware infection without the owner's knowledge.

11

Related Threats

🇨🇳 Top threats from China

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🏢 Same network: AS4837

121.30.148.185 (145)221.194.165.155 (145)221.194.165.156 (145)121.30.148.183 (145)116.255.252.44 (135)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.

💡 Threat Intelligence Sharing Frameworks

Standards like STIX/TAXII, MISP, and OpenIOC enable automated sharing of threat intelligence between organizations. Collective defense through shared indicators, tactics, and procedures strengthens the entire security community against common threats.

🔍 Check Any IP Address

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