4.194.21.131
IP Intelligence Dossier
Your IP: 216.73.216.123
🤖 Witness AIThis summary was generated by AI and may contain inaccuracies. Verify critical details independently.
IP Intelligence Briefing: 4.194.21.131
Date: 2026-06-08
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**1. Core Profile**
- Risk Score: Low (25/100)
- Ownership: Microsoft Corporation (AS8075)
- Geolocation: Singapore (1.29°N, 103.85°E)
- Network Role: Microsoft Azure CloudCompute (firewalled, no public services)
- Threat Indicators: Clean (no malware, spam, or attack signatures detected)
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**2. Observation History**
- Latest Activity: 2026-06-08 (AlienVault OTX: US-based geolocation, low-risk)
- Historical Trends:
- Single observation recorded on 2026-05-31 (Microsoft Azure infrastructure).
- No persistent malicious activity or network anomalies.
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**3. Relationships**
- Linked Entities:
- Microsoft Corporation (same network).
- No external domains, certificates, or subnets associated.
- Network Classification: Azure CloudCompute (no CDN, VPN, or proxy activity).
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**4. Neighborhood Analysis**
- Subnet: 4.194.21.131/24 (no active neighbors reported).
- Abuse Density: 0% (no risky sibling IPs in subnet).
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**5. Actionable Insights**
- No Immediate Threat: The IP is a legitimate Microsoft Azure resource with no malicious indicators.
- Recommendation: Monitor for unexpected geolocation changes or new service exposure. No firewall rules or mitigation actions required.
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Source: IPDebrief Threat Intelligence Platform | Last Updated: 2026-06-08
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Microsoft Corporation |
| ASN | AS8075 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
No certificate
Issued by —
N/A
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 24% | 2 | 3 |
| reputation | 26% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 22% | 10 | 16 |
Coverage: 6/6 dimensions · Data sufficiency: sufficient
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-17 09:10:53 UTC |
| Last Seen | 2026-06-28 04:56:37 UTC |
| Profile Built | 2026-06-28 23:01:22 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 24 |
🔍 20 signal types · 24 observations collected
This report is generated from 20+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
Full dossier details are available via our API.
ℹ️ About This Report
All data shown is publicly available network metadata — IP addresses do not reliably identify individuals.
Assessments are probabilistic and should not be used as sole basis for access control decisions.
To report an issue or request data review, contact admin@ipdebrief.com.