158.158.45.41
IP Intelligence Briefing: 158.158.45.41/32
Generated: 2026-06-13
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**1. Core Profile**
- Risk Assessment: Low risk (Risk Score: 25/100). No malicious indicators, threats, or spam sources detected.
- Ownership: Owned by Microsoft Corporation (AS8075, APNIC). Registered as part of the MICROSOFT-APNIC-AP network.
- Geolocation: Madrid, Spain (latitude 40.42, longitude -3.7).
- Network Role: Microsoft Azure cloud compute infrastructure.
- Threat Indicators: No known malware, botnets, or malicious campaigns linked to this IP.
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**2. Observation History**
- Recent Activity:
- Confirmed as a Microsoft Azure resource (June 13, 2026).
- Observed via AlienVault OTX (confidence 75%) with vague threat pulses (e.g., "nested data omitted").
- No significant changes in risk or network behavior over the past 30 days.
- Stability: Stable ownership and routing (no ASN or prefix changes).
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**3. Relationships**
- Network Affiliations:
- Directly linked to MICROSOFT-APNIC-AP network (AS8075).
- No connections to other organizations, hostnames, or certificates.
- Subnet: Part of 158.158.0.0/16, managed by Microsoft.
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**4. Neighborhood Analysis**
- Subnet: 158.158.45.41/24.
- Neighbor Risk: No neighboring IPs found (likely due to /32 subnet). Subnet abuse density is 0%, indicating no malicious activity in the broader network.
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**5. Recommendations**
- Monitoring: Track for unexpected changes in network behavior or ownership.
- Validation: Verify the IP’s role in Azure infrastructure to ensure it is not repurposed.
- Threat Feeds: Cross-check with internal threat intelligence platforms for any overlooked indicators.
Conclusion: This IP is a legitimate Microsoft Azure resource with no immediate security risks. The ambiguous threat signals from AlienVault OTX require further investigation to rule out false positives. No actionable security measures are recommended at this time.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | IRT-MICROSOFT-APNIC-SG |
| ASN | AS8075 |
| Network Name | MICROSOFT-APNIC-AP |
| CIDR Block | 158.158.0.0/16 |
| RIR | ARIN |
| Country | SG |
| 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
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 40% | 2 | 5 |
| routing | 24% | 2 | 3 |
| services | 12% | 2 | 2 |
| ownership | 24% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 30% | 2 | 3 |
| Overall | 26% | 11 | 19 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:03:49 UTC |
| Last Seen | 2026-06-27 00:50:35 UTC |
| Profile Built | 2026-06-27 15:04:29 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 31 |
Full dossier details are available via our API.