104.44.49.91
🏢 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 | be2.owr01.mil23.ntwk.msn.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | be2.owr01.mil23.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 | Unknown |
| 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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS8075 |
| Network Prefix | 104.40.0.0/13 |
| Route mapping | Found |
| Certificates in transparency logs | 0 certificates |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 38% | 2 | 5 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 19% | 2 | 2 |
| Overall | 23% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-04 13:59:01 UTC |
| Last Seen | 2026-10-27 12:01:56 UTC |
| Profile Built | 2026-10-27 12:06:01 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 27 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 104.44.49.91
Who owns the IP address 104.44.49.91?
104.44.49.91 is registered to Microsoft Corporation. The address falls within the 104.40.0.0/13 network block. Registration is held at ARIN.
Where is 104.44.49.91 located?
Geolocation data places 104.44.49.91 in Madison, WI, United States. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 104.44.49.91 malicious or safe?
104.44.49.91 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 104.44.49.91?
The reverse DNS (PTR) record for 104.44.49.91 is be2.owr01.mil23.ntwk.msn.net. This hostname is not forward-confirmed, so it should be treated as a weak signal.