40.85.253.121
IP INTELLIGENCE BRIEFING: 40.85.253.121/32
Classification: LEGITIMATE CLOUD INFRASTRUCTURE — LOW RISK
Executive Summary
IP 40.85.253.121 belongs to Microsoft Corporation (ASN 8075) and operates as Microsoft Azure cloud infrastructure in Toronto, Ontario. The address demonstrates a risk score of 25 (Low Risk) with no malicious activity indicators observed across all data sources.
Technical Profile
- Organization: Microsoft Corporation (ASN 8075)
- Location: Toronto, ON, Canada (43.65°N, -79.38°W)
- Network Role: Microsoft Azure Cloud Compute
- Infrastructure Type: Cloud Hosting
- Open Ports: None detected
- TLS Certificates: None
- DNS Records: No PTR hostnames or forward resolution
Threat Assessment
- Risk Score: 25/100 (Low Risk)
- Threat Indicators: None
- Blacklist Status: Not listed
- Tor Exit Node: No
- Known Attacker: No
- Spam Source: No
Observation History (17 Signals)
Historical data from June 14–18, 2026 indicates consistent geolocation to Toronto, Canada with minimal operator scores (0.1304). ICMP validation attempts resulted in blocked responses, consistent with Microsoft Azure firewalled infrastructure. No threat persistence observed.
Network Relationships
The IP maintains 19 relationships, all classified as "Same Network" targeting Microsoft (MSFT) infrastructure. This aligns with expected Microsoft Azure cloud architecture patterns.
Subnet Analysis (40.85.253.0/24)
- Abuse Density: 0
- Classification: Mostly Clean
- Active Threat Siblings: 0
- Total Siblings: 1
Security Recommendations
- Allow: Traffic to/from this IP is safe and originates from legitimate Microsoft Azure infrastructure
- No Firewall Rules Required: The IP presents no threat; standard allow rules apply
- Monitoring: No special monitoring required; standard cloud traffic baseline
Conclusion
IP 40.85.253.121 represents legitimate Microsoft Azure cloud infrastructure with no malicious indicators. SOC analysts should treat this as trusted Microsoft traffic and apply standard Azure cloud traffic handling procedures. No defensive actions or restrictions are warranted.
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 | 30% | 2 | 3 |
| routing | 8% | 1 | 1 |
| services | 21% | 2 | 2 |
| ownership | 20% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 30% | 2 | 3 |
| Overall | 23% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:04:19 UTC |
| Last Seen | 2026-06-27 05:30:45 UTC |
| Profile Built | 2026-06-27 23:37:24 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 24 |
Full dossier details are available via our API.