104.44.21.142
Subject: Intelligence Briefing: 104.44.21.142/32
Ownership and Reputation:
The address 104.44.21.142 was owned by Microsoft Corporation (ASN 8075) within the 104.40.0.0/13 block. Reputation analysis assigned a Low Risk status with a risk score of 20. The network role was identified as CloudCompute hosting, operating as a firewalled endpoint with no open ports or active services.
Technical Observations:
DNS resolution returned ae102-0.icr02.mwh01.ntwk.msn.net under the msn.net domain. However, DNS hygiene was rated Poor due to the absence of SPF, DMARC, and DNSSEC records. Geolocation data claimed Madison, Wisconsin, but RTT measurements contradicted this claim, recording 84ms against a minimum physical possibility of 152.5ms for the claimed distance.
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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 | 104.40.0.0/13 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ae102-0.icr02.mwh01.ntwk.msn.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | ae102-0.icr02.mwh01.ntwk.msn.net |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Present |
☁️ 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 | 38% | 2 | 4 |
| routing | 17% | 1 | 1 |
| services | 24% | 2 | 2 |
| ownership | 35% | 2 | 3 |
| reputation | 32% | 1 | 3 |
| geolocation | 40% | 2 | 3 |
| Overall | 31% | 10 | 16 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-08 11:13:15 UTC |
| Last Seen | 2026-09-12 04:54:10 UTC |
| Profile Built | 2026-09-12 05:09:00 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 28 |
Full dossier details are available via our API.