72.153.5.137
Intelligence Briefing: IP 72.153.5.137
Asset 72.153.5.137 was identified as a Microsoft Azure cloud compute host associated with ASN 8075. Technical reconnaissance confirmed the host operated Microsoft-IIS/10.0 with ASP.NET, serving HTTPS on port 443 under a certificate issued by Microsoft ECC Content Distribution Secure Server CA 2.1 for the domain *.prod.do.dsp.mp.microsoft.com. The network role was classified as Hosting.
Threat assessment recorded a Low Risk reputation with a risk score of 25. No blacklist entries, known attacker classifications, or Tor exit node status were observed. Neighborhood analysis of the 72.153.5.0/24 subnet showed a mostly_clean classification with zero threat siblings.
Operational validation noted a contradiction between claimed Virginia, US geolocation and RTT physics measurements, yielding a Very Low confidence rating. The recommendation classified the severity as low and advised monitoring the asset for changes. No firewall rules were required.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | MIA ADSL EEUA |
| ASN | AS8075 |
| Network Name | BLS-72-153-0-0-1003020946 |
| CIDR Block | 72.153.0.0/16 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | — |
🌐 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 | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 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 |
|---|---|---|---|
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 80, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | Microsoft-IIS/10.0 |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.prod.do.dsp.mp.microsoft.com |
| Valid From | 2025-12-11T19:07:58+00:00 |
| Valid Until | 2026-12-11T19:07:58+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 365 days |
| Serial Number | 3300000058234D607F3185EFA6000000000058 |
| Thumbprint | 9318AACF92431DDE9F5B9382F2F0B46CEA25EF6E |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 43% | 2 | 5 |
| routing | 13% | 1 | 1 |
| services | 38% | 2 | 5 |
| ownership | 19% | 2 | 2 |
| reputation | 13% | 1 | 2 |
| geolocation | 37% | 2 | 6 |
| Overall | 27% | 10 | 21 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-08-29 15:32:57 UTC |
| Last Seen | 2026-09-22 20:15:17 UTC |
| Profile Built | 2026-09-22 20:49:35 UTC |
| Data Freshness | Live |
| Signal Types | 27 |
| Total Observations | 47 |
Full dossier details are available via our API.