52.112.53.83
IP 52.112.53.83/32 was associated with Microsoft Corporation (AS8075) and operated as Microsoft Azure CloudCompute infrastructure. Ownership records indicated the netname MSFT within the ARIN RIR. Observations showed the address hosting web services (HTTP/HTTPS) with TLS certificates for Microsoft Teams routing domains (CN=*.trouter.teams.microsoft.com).
Threat analysis classified the IP as Low Risk with a risk score of 25. No active threat indicators, known attacker signatures, or spam source activity were detected. However, the IP appeared on one of eight DNS blacklist sources.
Operational
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 | 6/6 domains |
| DMARC | 6/6 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 6 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 | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.trouter.teams.microsoft.com*.trouter.communication.microsoft.com*.trouter.communications.svc.cloud.microsoft |
| Valid From | 2026-08-28T00:38:09+00:00 |
| Valid Until | 2027-02-24T00:38:09+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384RSA |
| Validity Period | 180 days |
| Serial Number | 4100CC858A890505E819966FD0000000CC858A |
| Thumbprint | A6CF58214B154246E2CB1570D72490712C8951EA |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 37% | 2 | 6 |
| Overall | 25% | 10 | 21 |
| Data Coherence | Mixed Signals (60%) — 2 contradiction(s) |
| Attribution | Very Low (20%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ Geo sources disagree on country: US, SG
📅 Observation Timeline 🔄 Live
| First Seen | 2026-08-29 09:52:17 UTC |
| Last Seen | 2026-09-23 17:33:03 UTC |
| Profile Built | 2026-09-23 17:42:32 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 48 |
Full dossier details are available via our API.