ABUSE.MOM
THREAT REPORT

IP Threat Report
20.123.33.13

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 07:13:03
First seen: 2026-03-30 22:00:08
Last seen: 2026-05-05 02:00:06
280

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 280/100. Total malicious requests observed: 116.

UA_SUSDANGER_PATHBURSTRATIO_404REDIRECT_PROBE
01

Geolocation & Classification

IP Address
20.123.33.13
Type
Hosting
Country
🇮🇪 Ireland
City
Dublin
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (northeurope)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
116
02

Detection Signatures

SignatureDescriptionPointsSeverity
UA suspicious (short/empty)Behavioral anomaly detected by automated analysis+15
Danger strong hits: 3High-risk paths: shells, RCE vectors, exploits+75
Danger medium hits: 76Medium-risk: admin panels, config files+60
Burst: 56 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 114 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 70Medium-risk: admin panels, config files+60
Burst: 105 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 2High-risk paths: shells, RCE vectors, exploits+50
Danger medium hits: 96Medium-risk: admin panels, config files+60
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
Probe pattern 302->404 same pathBehavioral anomaly detected by automated analysis+20
Burst: 96 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 272High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 3788Medium-risk: admin panels, config files+60
Burst: 192 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 4High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 141Medium-risk: admin panels, config files+60
Burst: 57 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 188 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 4Medium-risk: admin panels, config files+40
Danger medium hits: 2Medium-risk: admin panels, config files+20
Danger medium hits: 44Medium-risk: admin panels, config files+60
Burst: 50 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 66 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 55 req / 2sAbnormally fast request rate — automated scanning+35
Danger medium hits: 21Medium-risk: admin panels, config files+60
Burst: 31 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 32 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 21 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 21 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 33 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 33 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 32 req / 2sAbnormally fast request rate — automated scanning+35
Danger strong hits: 12High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 228Medium-risk: admin panels, config files+60
Burst: 200 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 48Medium-risk: admin panels, config files+60
Burst: 72 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 48 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 48 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 6 req / 2sAbnormally fast request rate — automated scanning+35
Danger medium hits: 16Medium-risk: admin panels, config files+60
Burst: 16 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 16 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 14Medium-risk: admin panels, config files+60
Danger medium hits: 12Medium-risk: admin panels, config files+60
Burst: 18 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 18 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 8High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 533Medium-risk: admin panels, config files+60
Burst: 51 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 180 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 6High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 355Medium-risk: admin panels, config files+60
Burst: 40 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 136 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 197 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 6Medium-risk: admin panels, config files+60
Burst: 8 req / 2sAbnormally fast request rate — automated scanning+35
Danger medium hits: 28Medium-risk: admin panels, config files+60
Burst: 30 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 30 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 160 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 50Medium-risk: admin panels, config files+60
Burst: 75 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 54 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 12 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 12 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 18Medium-risk: admin panels, config files+60
Burst: 22 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 24 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 24 req / 2sAbnormally fast request rate — automated scanning+35
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Danger medium hits: 30Medium-risk: admin panels, config files+60
Burst: 38 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 40 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 27 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 27 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 24High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 123Medium-risk: admin panels, config files+60
Burst: 164 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 9Medium-risk: admin panels, config files+60
Danger strong hits: 1High-risk paths: shells, RCE vectors, exploits+25
Danger medium hits: 3Medium-risk: admin panels, config files+30
Danger medium hits: 8Medium-risk: admin panels, config files+60
Danger medium hits: 26Medium-risk: admin panels, config files+60
Burst: 39 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 39 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 26 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 26 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 359High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 608Medium-risk: admin panels, config files+60
Burst: 53 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 149 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 193 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 302High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 516Medium-risk: admin panels, config files+60
Burst: 47 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 147 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 57High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 81Medium-risk: admin panels, config files+60
Burst: 28 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 92 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 479High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 914Medium-risk: admin panels, config files+60
Burst: 196 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 190 req / 10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 607Medium-risk: admin panels, config files+60
Burst: 43 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 122 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 198 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 9 req / 2sAbnormally fast request rate — automated scanning+35
Σ = 5235
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

2026-03-30 22:00:08
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
UA suspicious (short/empty) (+15), Danger strong hits: 3 (+75), Danger medium hits: 76 (+60)
2026-05-05 02:00:06
Last malicious request observed
Total score reached: 280/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Microsoft Corporation
AS8075 · 🇮🇪 Ireland
06

Recommendations

Actions taken & recommended

  • IP 20.123.33.13 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

🤖 Bot Detection

Address UA spoofing from 20.123.33.13: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

🌊 Traffic Flood Defense

IP 20.123.33.13 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

🔎 Directory Scan Defense

IP 20.123.33.13 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

08

Open Ports & Services

Network reconnaissance data from Shodan. Open ports may indicate running services, misconfigurations, or potential attack surfaces.

OPEN PORTS (1)
PortServiceRiskDescription
80HTTPLowHTTP web server — standard web traffic
KNOWN VULNERABILITIES (CVE) (3)
CVE IDLink
CVE-2010-2730NVD →
CVE-2010-3972NVD →
CVE-2010-1899NVD →

🔴 This host has 3 known CVEs associated with its exposed services. Multiple vulnerabilities suggest gaps in patch management. Review each CVE in the NVD database.

DETECTED TECHNOLOGIES
microsoft:internet_information_services:7.5microsoft:windowsmicrosoft:internet_information_servicesmicrosoft:asp.net:4.0.30319

Data source: Shodan InternetDB. Scanned independently of abuse.mom.

09

Blacklist Status (DNSBL)

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

✓ Clean
ix.dnsbl.manitu.net
✓ Clean
dnsbl.sorbs.net
✓ Clean
zen.spamhaus.org
✓ Clean
bl.spamcop.net
✓ Clean
b.barracudacentral.org
✓ Clean
psbl.surriel.com
✓ Clean
truncate.gbudb.net
✓ Clean
dnsbl-1.uceprotect.net

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

10

Threat Analysis

20.123.33.13 has been assigned a threat score of 280/100 (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:

User-Agent AnomalyRequest FloodingPath Enumeration

📊 Threat Analysis

Network traffic from 20.123.33.13, located in Dublin, Ireland, operating on the network of Microsoft Corporation, has been classified as malicious by our automated threat scoring engine. During its 35-day observation window, we recorded 116 hostile requests from this IP — roughly 3.3 per day on average. This address belongs to a datacenter or cloud hosting provider. Hosting IPs are frequently leveraged by threat actors who rent cheap VPS instances specifically for conducting attacks. The combination of 3 distinct attack vectors indicates a sophisticated, multi-pronged threat actor deploying automated tools that probe multiple attack surfaces simultaneously. Our records show 101 malicious IPs originating from Ireland, positioning it as a significant contributor to global threat activity. A score of 280/100 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 Ireland

40.69.27.251 (280)20.166.38.178 (280)40.113.19.56 (280)40.112.95.11 (280)52.169.119.118 (280)View all →

🏢 Same network: AS8075

40.69.27.251 (280)20.166.38.178 (280)40.113.19.56 (280)40.112.95.11 (280)52.169.119.118 (280)View all →
12

Security Intelligence

💡 User-Agent Analysis Techniques

Analyzing User-Agent strings reveals automated tools masquerading as legitimate browsers. Inconsistencies between claimed browser capabilities and actual behavior, impossible version combinations, and known scanner signatures help identify malicious clients.

💡 False Positive Management

False positives erode trust in security systems and waste analyst resources. Effective management requires feedback loops, allowlisting mechanisms, contextual analysis, and regular tuning of detection rules based on operational experience.

🔍 Check Any IP Address

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