ABUSE.MOM
THREAT REPORT

IP Threat Report
188.166.89.123

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-25 22:43:26
First seen: 2026-09-24 03:59:47
Last seen: 2026-09-27 01:38:55
105

⛔ Verdict: BLOCK

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

BURSTREFERERUA_CHANGED
01

Geolocation & Classification

IP Address
188.166.89.123
Type
Hosting
Country
🇳🇱 Netherlands
City
Amsterdam
ISP
DigitalOcean, LLC
Organization
Digital Ocean
Autonomous System
AS14061 DigitalOcean, LLC
Hit Count
100
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 66/2sAbnormally fast request rate — automated scanning+35
Burst 87/10sAbnormally fast request rate — automated scanning+35
Foreign refererReferer from unrelated external domain+10
UA changedMultiple User-Agents — bot rotation technique+25
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

2026-09-24 03:59:47
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 66/2s (+35), Burst 87/10s (+35), Foreign referer (+10)
2026-09-27 01:38:55
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

DigitalOcean, LLC
AS14061 · 🇳🇱 Netherlands

We have detected 6993 malicious IPs from this autonomous system.

View all IPs from AS14061 →
06

Recommendations

Actions taken & recommended

  • IP 188.166.89.123 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 188.166.89.123 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 188.166.89.123: 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
bl.blocklist.de
✓ Clean
spam.dnsbl.sorbs.net
✓ Clean
b.barracudacentral.org
✓ Clean
zen.spamhaus.org
✓ Clean
cbl.abuseat.org
✓ Clean
dnsbl.dronebl.org
✓ Clean
psbl.surriel.com

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

10

Threat Analysis

188.166.89.123 has been assigned a threat score of 105/100 (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:

Request FloodingUser-Agent Anomaly

📊 Threat Analysis

Threat intelligence analysis has linked 188.166.89.123 to malicious activity originating from Amsterdam, Netherlands, operating on the network of DigitalOcean, LLC. The address has been under observation since its initial detection. Over a period of 2 days, this IP generated 100 malicious requests, averaging approximately 50 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 (Request Flooding and User-Agent Anomaly), suggesting a semi-automated campaign that targets multiple vulnerabilities. With 2,853 flagged addresses, Netherlands represents a major presence in our threat database. A score of 105/100 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 Netherlands

91.92.43.144 (358)91.92.43.186 (358)91.92.43.190 (358)91.92.43.157 (358)91.92.43.153 (358)View all →

🏢 Same network: AS14061

129.212.237.216 (308)168.144.34.140 (295)170.64.203.182 (280)159.223.199.244 (280)168.144.130.251 (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.

💡 Threat Score Calculation Methods

Threat scoring combines multiple signals — request patterns, known signatures, IP reputation, geographic risk, and behavioral analysis — into a single actionable metric. Weighted scoring models allow tuning sensitivity to balance security with usability.

🔍 Check Any IP Address

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