23.103.238.221
Intelligence analysis identified IP 23.103.238.221 as belonging to Microsoft Corporation under ASN 8075, within the 23.96.0.0/13 CIDR block. The infrastructure was classified as CloudCompute hosting, with service banners indicating a firewalled state and no open ports detected.
Geolocation data pointed to Québec, Canada, though validation flags indicated conflicting country sources and a geolocation physics violation regarding RTT latency. The endpoint demonstrated zero threat indicators, maintaining a risk score of 20 with no blacklist associations. Behavioral monitoring recorded no honeypot hits, enumeration strikes, or WAF violations.
Despite high data sufficiency, overall confidence remained very low due to signal contradictions. The assessment classified the activity as low risk. Analysts were advised to monitor for potential changes in signal integrity, though no immediate threats to network defenses were observed.
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 | 23.96.0.0/13 |
| 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 | 27% | 2 | 2 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 19% | 1 | 2 |
| geolocation | 38% | 2 | 4 |
| Overall | 25% | 10 | 14 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-03 22:36:22 UTC |
| Last Seen | 2026-09-21 16:07:26 UTC |
| Profile Built | 2026-09-21 16:25:36 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 36 |
Full dossier details are available via our API.