52.123.244.145
The IP address 52.123.244.145/32 was identified as an infrastructure node within the Microsoft Corporation (ASN 8075) cloud environment, associated with the 52.120.0.0/14 block in Redmond, Washington. The endpoint operated as a CloudCompute web server, accepting traffic on ports 80, 443, and 8443. TLS validation confirmed a valid certificate issued by DigiCert for Outlook.com and associated Microsoft services.
The asset maintained a Low Risk reputation with a risk score of 20 and no entries on threat feeds or blacklists. Behavioral analysis showed zero honeypot hits, enumeration strikes, or active attack indicators. Neighborhood analysis classified the subnet as clean with an abuse density of 0.0417.
Validation processes detected a geolocation contradiction where measured Round-Trip Time distances conflicted with registered coordinates, resulting in a Very Low confidence score of 0.2417. The intent classification remained unknown due to insufficient data.
Threat intelligence recommended monitoring the IP with Low Severity. No immediate firewall rules or mitigation actions were required based on current observations.
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 | 52.120.0.0/14 |
| 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 | — |
| 8443 | https-alt | tcp | — |
| Closed Ports | 22, 25, 3389, 8080 (3 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 | 3 |
| routing | 13% | 1 | 1 |
| services | 33% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 33% | 2 | 4 |
| Overall | 24% | 10 | 17 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-11 20:39:08 UTC |
| Last Seen | 2026-09-20 04:59:01 UTC |
| Profile Built | 2026-09-23 02:27:28 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 41 |
Full dossier details are available via our API.