ABUSE.MOM
THREAT REPORT

IP Threat Report
172.213.227.73

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-09-13 11:44:30
First seen: 2026-08-06 12:40:54
Last seen: 2026-08-16 01:04:08
280

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 280/100. Total malicious requests observed: 4941.

BURSTDANGER_PATHRATIO_404REDIRECT_PROBEUA_SUS
01

Geolocation & Classification

IP Address
172.213.227.73
Type
Hosting
Country
🇮🇹 Italy
City
Milan
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (italynorth)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
4941
02

Detection Signatures

SignatureDescriptionPointsSeverity
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
404 ratio >= 60%Majority of requests returned 404 — enumeration+25
Burst 100/10sAbnormally fast request rate — automated scanning+35
Burst 104/10sAbnormally fast request rate — automated scanning+35
Burst 106/10sAbnormally fast request rate — automated scanning+35
Burst 107/10sAbnormally fast request rate — automated scanning+35
Burst 108/10sAbnormally fast request rate — automated scanning+35
Burst 109/10sAbnormally fast request rate — automated scanning+35
Burst 112/10sAbnormally fast request rate — automated scanning+35
Burst 113/10sAbnormally fast request rate — automated scanning+35
Burst 116/10sAbnormally fast request rate — automated scanning+35
Burst 117/10sAbnormally fast request rate — automated scanning+35
Burst 119/10sAbnormally fast request rate — automated scanning+35
Burst 121/10sAbnormally fast request rate — automated scanning+35
Burst 122/10sAbnormally fast request rate — automated scanning+35
Burst 124/10sAbnormally fast request rate — automated scanning+35
Burst 135/10sAbnormally fast request rate — automated scanning+35
Burst 136/10sAbnormally fast request rate — automated scanning+35
Burst 137/10sAbnormally fast request rate — automated scanning+35
Burst 140/10sAbnormally fast request rate — automated scanning+35
Burst 143/10sAbnormally fast request rate — automated scanning+35
Burst 147/10sAbnormally fast request rate — automated scanning+35
Burst 169/10sAbnormally fast request rate — automated scanning+35
Burst 189/10sAbnormally fast request rate — automated scanning+35
Burst 194/10sAbnormally fast request rate — automated scanning+35
Burst 195/10sAbnormally fast request rate — automated scanning+35
Burst 197/10sAbnormally fast request rate — automated scanning+35
Burst 200/10sAbnormally fast request rate — automated scanning+35
Burst 24/2sAbnormally fast request rate — automated scanning+35
Burst 25/2sAbnormally fast request rate — automated scanning+35
Burst 26/10sAbnormally fast request rate — automated scanning+35
Burst 26/2sAbnormally fast request rate — automated scanning+35
Burst 28/2sAbnormally fast request rate — automated scanning+35
Burst 29/2sAbnormally fast request rate — automated scanning+35
Burst 31/2sAbnormally fast request rate — automated scanning+35
Burst 32/2sAbnormally fast request rate — automated scanning+35
Burst 33/2sAbnormally fast request rate — automated scanning+35
Burst 34/2sAbnormally fast request rate — automated scanning+35
Burst 35/2sAbnormally fast request rate — automated scanning+35
Burst 37/2sAbnormally fast request rate — automated scanning+35
Burst 38/2sAbnormally fast request rate — automated scanning+35
Burst 39/2sAbnormally fast request rate — automated scanning+35
Burst 40/2sAbnormally fast request rate — automated scanning+35
Burst 41/2sAbnormally fast request rate — automated scanning+35
Burst 42/2sAbnormally fast request rate — automated scanning+35
Burst 43/2sAbnormally fast request rate — automated scanning+35
Burst 44/2sAbnormally fast request rate — automated scanning+35
Burst 45/2sAbnormally fast request rate — automated scanning+35
Burst 46/2sAbnormally fast request rate — automated scanning+35
Burst 47/10sAbnormally fast request rate — automated scanning+35
Burst 47/2sAbnormally fast request rate — automated scanning+35
Burst 48/2sAbnormally fast request rate — automated scanning+35
Burst 49/10sAbnormally fast request rate — automated scanning+35
Burst 49/2sAbnormally fast request rate — automated scanning+35
Burst 50/2sAbnormally fast request rate — automated scanning+35
Burst 52/2sAbnormally fast request rate — automated scanning+35
Burst 54/2sAbnormally fast request rate — automated scanning+35
Burst 55/2sAbnormally fast request rate — automated scanning+35
Burst 56/10sAbnormally fast request rate — automated scanning+35
Burst 56/2sAbnormally fast request rate — automated scanning+35
Burst 57/2sAbnormally fast request rate — automated scanning+35
Burst 58/2sAbnormally fast request rate — automated scanning+35
Burst 59/2sAbnormally fast request rate — automated scanning+35
Burst 69/10sAbnormally fast request rate — automated scanning+35
Burst 73/10sAbnormally fast request rate — automated scanning+35
Burst 79/10sAbnormally fast request rate — automated scanning+35
Burst 80/10sAbnormally fast request rate — automated scanning+35
Burst 81/10sAbnormally fast request rate — automated scanning+35
Burst 82/10sAbnormally fast request rate — automated scanning+35
Burst 87/10sAbnormally fast request rate — automated scanning+35
Burst 88/10sAbnormally fast request rate — automated scanning+35
Burst 89/10sAbnormally fast request rate — automated scanning+35
Burst 90/10sAbnormally fast request rate — automated scanning+35
Burst 91/10sAbnormally fast request rate — automated scanning+35
Burst 92/10sAbnormally fast request rate — automated scanning+35
Burst 93/10sAbnormally fast request rate — automated scanning+35
Burst 94/10sAbnormally fast request rate — automated scanning+35
Burst 98/10sAbnormally fast request rate — automated scanning+35
Danger medium hits: 1Medium-risk: admin panels, config files+10
Danger medium hits: 106Medium-risk: admin panels, config files+60
Danger medium hits: 114Medium-risk: admin panels, config files+60
Danger medium hits: 120Medium-risk: admin panels, config files+60
Danger medium hits: 126Medium-risk: admin panels, config files+60
Danger medium hits: 132Medium-risk: admin panels, config files+60
Danger medium hits: 135Medium-risk: admin panels, config files+60
Danger medium hits: 139Medium-risk: admin panels, config files+60
Danger medium hits: 141Medium-risk: admin panels, config files+60
Danger medium hits: 147Medium-risk: admin panels, config files+60
Danger medium hits: 176Medium-risk: admin panels, config files+60
Danger medium hits: 179Medium-risk: admin panels, config files+60
Danger medium hits: 186Medium-risk: admin panels, config files+60
Danger medium hits: 188Medium-risk: admin panels, config files+60
Danger medium hits: 196Medium-risk: admin panels, config files+60
Danger medium hits: 232Medium-risk: admin panels, config files+60
Danger medium hits: 236Medium-risk: admin panels, config files+60
Danger medium hits: 240Medium-risk: admin panels, config files+60
Danger medium hits: 26Medium-risk: admin panels, config files+60
Danger medium hits: 360Medium-risk: admin panels, config files+60
Danger medium hits: 366Medium-risk: admin panels, config files+60
Danger medium hits: 47Medium-risk: admin panels, config files+60
Danger medium hits: 58Medium-risk: admin panels, config files+60
Danger medium hits: 88Medium-risk: admin panels, config files+60
Danger medium hits: 90Medium-risk: admin panels, config files+60
Danger medium hits: 92Medium-risk: admin panels, config files+60
Danger medium hits: 94Medium-risk: admin panels, config files+60
Danger medium hits: 98Medium-risk: admin panels, config files+60
Danger strong hits: 1High-risk paths: shells, RCE vectors, exploits+25
Danger strong hits: 14High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 17High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 18High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 19High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 2High-risk paths: shells, RCE vectors, exploits+50
Danger strong hits: 28High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 3High-risk paths: shells, RCE vectors, exploits+75
Danger strong hits: 36High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 4High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 49High-risk paths: shells, RCE vectors, exploits+100
Danger strong hits: 6High-risk paths: shells, RCE vectors, exploits+100
Probe 302→404Behavioral anomaly detected by automated analysis+20
UA suspiciousBehavioral anomaly detected by automated analysis+15
Σ = 5415
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

2026-08-06 12:40:54
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
404 ratio 40-60% (+15), 404 ratio >= 60% (+25), Burst 100/10s (+35)
2026-08-16 01:04:08
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 · 🇮🇹 Italy
06

Recommendations

Actions taken & recommended

  • IP 172.213.227.73 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

🔎 Directory Scan Defense

IP 172.213.227.73 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 172.213.227.73.

🤖 User-Agent Anomaly Defense

IP 172.213.227.73 shows suspicious UA behavior. Block empty User-Agent requests. Implement JavaScript-based bot detection for sensitive endpoints.

09

Blacklist Status (DNSBL)

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

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

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

10

Threat Analysis

172.213.227.73 has been assigned a threat score of 280/100 (Critical). This represents a critical risk level. Our detection systems have flagged multiple high-confidence indicators of malicious intent from this address.

The following attack categories were identified:

Path EnumerationRequest FloodingUser-Agent Anomaly

📊 Threat Analysis

IP address 172.213.227.73 has been traced to Milan, Italy, operating on the network of Microsoft Corporation. Our threat detection systems have flagged this address based on observed malicious behavior patterns. Over a period of 9 days, this IP generated 4,941 malicious requests, averaging approximately 549 requests per 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 diversity of 3 separate attack methods suggests a comprehensive attack toolkit — likely an automated scanner that tests for vulnerabilities across multiple categories. With a threat score of 280/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

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 Italy

172.213.216.126 (280)172.213.17.107 (280)72.146.20.230 (280)172.213.8.106 (280)172.213.225.209 (280)View all →

🏢 Same network: AS8075

68.155.155.199 (320)20.127.136.245 (318)20.151.200.44 (315)20.220.203.117 (280)20.79.30.30 (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.

💡 Cryptojacking Detection and Prevention

Cryptojacking hijacks computing resources to mine cryptocurrency without consent. Indicators include unusual CPU usage, specific network connections to mining pools, and JavaScript miners embedded in compromised websites. Server-side cryptojacking can persist undetected for months.

🔍 Check Any IP Address

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