52.4.133.33
Intelligence analysis identified IP 52.4.133.33/32 as infrastructure owned by Amazon Technologies Inc. (AS14618) located in Ashburn, VA. The node functioned as a Web Server listening on TCP port 443 via an AWS Elastic Load Balancer (awselb/2.0), responding with a 403 status code. Reputation assessment classified the address as Low Risk with a score of 25. No specific threat indicators, known campaigns, or malicious blacklist hits were recorded; however, control plane data showed the IP was listed on one of eight DNSBL sources, though operator risk remained minimal. The surrounding 52.4.133.0/24 subnet exhibited a clean classification with zero threat siblings and zero abuse density. DNS records confirmed ownership via amazonaws.com with valid SPF and DMARC configurations. The final assessment recommended monitoring with low severity, citing the clean neighborhood context and lack of observed malicious behavior.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Technologies Inc. |
| ASN | AS14618 |
| Network Name | AT-88-Z |
| CIDR Block | 52.0.0.0/10 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-52-4-133-33.compute-1.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-52-4-133-33.compute-1.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 80, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | awselb/2.0 |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.classlink.com*.internal.classlink.com*.apps.classlink.com*.apis.classlink.com |
| Valid From | 2025-12-02T00:00:00+00:00 |
| Valid Until | 2026-12-31T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 394 days |
| Serial Number | 0793A2D224B0F9DFF347278B72A9EB34 |
| Thumbprint | FB8ED616F141235A5DF1A7AA06DBB87D93EEBB2C |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 0% | 0 | 0 |
| Overall | 12% | 3 | 3 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-17 10:14:49 UTC |
| Last Seen | 2026-09-17 10:14:49 UTC |
| Profile Built | 2026-09-17 10:28:31 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 22 |
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