52.96.88.194
The IP address 52.96.88.194/32 was identified as infrastructure associated with Microsoft Corporation under AS8075. The host operated as a Cloud Compute web server, listening on ports 80 and 443. TLS certificate analysis revealed a certificate issued by DigiCert for the subject CN=outlook.com, validating Microsoft ownership.
Threat intelligence assessment classified the address as Low Risk with a risk score of 25. Behavioral analysis recorded zero total incidents, no honeypot hits, and no enumeration strikes. While the address maintained a blacklisting count of zero on major feeds, it was listed on one of eight scanned DNSBL lists.
Validation discrepancies were observed regarding geolocation. The claimed location in Boston, US, contradicted round-trip time physics measurements, which indicated a minimum possible RTT of 121.6ms against an observed 31ms. Due to these signal contradictions, the profile was labeled Live with Very Low confidence. The recommended action for the security operations center was Monitor 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 | 52.96.0.0/12 |
| 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 | 40% (Fair) |
| SPF | 5/7 domains |
| DMARC | 6/7 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 7 domains |
☁️ 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 | 35% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 33% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 1 |
| geolocation | 35% | 2 | 3 |
| Overall | 26% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-10 10:47:09 UTC |
| Last Seen | 2026-09-18 14:15:27 UTC |
| Profile Built | 2026-09-18 14:31:35 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 34 |
Full dossier details are available via our API.