104.44.227.193
104.44.227.193 is an IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US (AS8075), with approximate network location Boston, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name ae21-0.co1-96c-1b.ntwk.msn.net. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Microsoft Corporation |
| ASN | AS8075 |
| Network Name | MSFT |
| CIDR Block | 104.40.0.0/13 |
| RIR | ARIN |
| Network registration country | United States |
| Routing operator | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ae21-0.co1-96c-1b.ntwk.msn.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP. DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| caa | Not checked |
| spf | Not checked |
| dmarc | Not checked |
| dnssec | Not checked |
| fcrDns | Not checked |
☁️ 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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS8075 |
| Network Prefix | 104.40.0.0/13 |
| Route mapping | Found |
🎯 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 | 28% | 2 | 2 |
| ownership | 40% | 2 | 3 |
| reputation | 20% | 1 | 2 |
| geolocation | 43% | 2 | 3 |
| Overall | 31% | 10 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Very Low (20%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Stale
| First Seen | 2026-09-29 16:00:29 UTC |
| Last Seen | 2026-10-06 09:53:12 UTC |
| Profile Built | 2026-11-13 05:09:30 UTC |
| Data Freshness | Stale |
| Signal Types | 22 |
| Total Observations | 22 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 104.44.227.193
Who owns the IP address 104.44.227.193?
104.44.227.193 is registered to Microsoft Corporation. The address falls within the 104.40.0.0/13 network block. Registration is held at ARIN.
Where is 104.44.227.193 located?
Geolocation data places 104.44.227.193 in Boston, MA, United States. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 104.44.227.193 malicious or safe?
104.44.227.193 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 104.44.227.193?
The reverse DNS (PTR) record for 104.44.227.193 is ae21-0.co1-96c-1b.ntwk.msn.net. This hostname is not forward-confirmed, so it should be treated as a weak signal.
Is 104.44.227.193 a VPN, proxy, or data center address?
104.44.227.193 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.