104.44.33.232
Intelligence Briefing: 104.44.33.232
The IP address 104.44.33.232 was attributed to Microsoft Corporation (ASN 8075) within the 104.40.0.0/13 CIDR block. Reputation was assessed as Low Risk with a score of 20. Network infrastructure was classified as CloudCompute and Hosting, with the service purpose listed as Firewalled; no open ports or TLS certificates were detected.
Geolocation data placed the origin in Madison, WI, US, though RTT measurements contradicted this positioning, flagging a signal contradiction. The address was not observed on threat feeds, was not a known attacker or spam source, and the surrounding /24 subnet remained classified as clean with no threat siblings.
Reverse DNS resolved to ae21-0.ear04.atl30.ntwk.msn.net under the domain msn.net. Overall confidence was Very Low due to signal contradictions. The analysis recommended monitoring the address with low severity.
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 | ae21-0.ear04.atl30.ntwk.msn.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | ae21-0.ear04.atl30.ntwk.msn.net |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | 0/2 domains |
| DMARC | 0/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 2 domains |
☁️ 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 | 27% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 4 |
| geolocation | 27% | 2 | 3 |
| Overall | 22% | 10 | 17 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-07 18:51:20 UTC |
| Last Seen | 2026-09-22 17:42:03 UTC |
| Profile Built | 2026-09-22 17:51:43 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 32 |
Full dossier details are available via our API.