40.104.21.34
Intelligence Briefing: IP 40.104.21.34
Analysis identified 40.104.21.34 as infrastructure belonging to Microsoft Corporation (ASN: 8075), located in Redmond, Washington. The system operated as a cloud compute web server supporting HTTP and HTTPS traffic. Risk assessment returned a Low Risk classification with a score of 25. Threat indicators remained empty, and the system was not flagged as a known attacker, spam source, or Tor exit node.
TLS certificate validation confirmed the subject as CN=outlook.com with O=Microsoft Corporation, covering domains including *.outlook.com and *.office365.com. Behavioral analysis recorded no honeypot hits, enumeration strikes, or WAF violations. The surrounding /24 neighborhood was classified as clean with zero threat siblings, though the address appeared on one DNSBL list in control plane data. Operational intent was classified as unknown due to insufficient specific behavioral data.
Recommendation: Monitor. The asset represents legitimate Microsoft infrastructure with a low-risk profile, but continued observation is advised due to hosting classification and minor control plane listings.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Microsoft Corporation |
| ASN | AS8075 |
| Network Name | MSFT |
| CIDR Block | 40.74.0.0/15 |
| RIR | ARIN |
| Country | United States |
| 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 | 0% (None) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | Microsoft-HTTPAPI/2.0 |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | outlook.com*.hotmail.com*.internal.outlook.com*.live.com*.office.com*.office365.com*.outlook.com*.outlook.office365.comattachment.outlook.live.netattachment.outlook.office.net |
| Valid From | 2026-06-26T00:00:00+00:00 |
| Valid Until | 2027-01-10T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 198 days |
| Serial Number | 0E371D2766FD365DADDCF4004297839E |
| Thumbprint | C7C19E04464D744D810EF31A24C54FC22A7909C5 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 40% | 2 | 3 |
| routing | 20% | 1 | 1 |
| services | 40% | 2 | 3 |
| ownership | 40% | 2 | 3 |
| reputation | 20% | 1 | 2 |
| geolocation | 28% | 2 | 2 |
| Overall | 31% | 10 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-25 01:59:10 UTC |
| Last Seen | 2026-09-26 05:02:40 UTC |
| Profile Built | 2026-09-26 05:36:38 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 33 |
Full dossier details are available via our API.