40.89.154.189
Threat Intelligence Briefing: IP 40.89.154.189/32
Summary
The IP address 40.89.154.189/32 is associated with Microsoft Corporation (ASN 8075) and operates as part of Microsoft Azure infrastructure. It is classified as low risk with no detected threat indicators, malicious activity, or spam sources. The IP is geolocated to the United States, though regional and city details are unspecified.
Key Findings
1. Ownership & Infrastructure
- Owned by Microsoft Corporation (AS 8075).
- Part of Microsoft Azure cloud services, classified as CloudCompute.
- No residential, mobile, or Tor network associations.
2. Threat & Risk Profile
- No known malicious activity: Zero threat indicators, blacklist entries, or spam sources.
- Low risk score (25/100) with minimal stability concerns.
- DNSSEC validated and no DNSBL listings.
3. Observation History
- Single observation from June 3, 2026, indicating potential ambiguity (e.g., "Google LLC" in a narrative, conflicting with Microsoft ownership). This may reflect outdated or incorrect data.
- No persistent malicious behavior or threat persistence.
4. Network Relationships
- Linked to MSFT network entities, consistent with Azure infrastructure.
- No correlated IPs or campaign associations.
5. Neighborhood Analysis
- Subnet 40.89.154.189/24 shows zero abuse density and no risky neighbors.
- No active siblings or threat siblings in the subnet.
Recommended Actions
- Monitor for anomalies: Verify the conflicting "Google LLC" reference in observation history, as it may indicate data inconsistency.
- Leverage Azure security tools: Ensure compliance with Microsoft's cloud security best practices for Azure instances.
- Maintain baseline: Given the low risk and clean neighborhood, no immediate firewall rules or blocking actions are required.
Conclusion
This IP is a legitimate Microsoft Azure asset with no signs of malicious activity. The single ambiguous observation warrants further investigation, but the overall risk profile remains minimal. SOC teams should prioritize monitoring for unexpected changes in network behavior or ownership.
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
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 26% | 2 | 3 |
| routing | 8% | 1 | 1 |
| services | 21% | 2 | 2 |
| ownership | 20% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 22% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:04:19 UTC |
| Last Seen | 2026-06-27 05:31:35 UTC |
| Profile Built | 2026-06-27 23:37:24 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 26 |
Full dossier details are available via our API.