43.203.64.93
Intelligence Briefing: 43.203.64.93/32
Assessment:
The IP address 43.203.64.93/32 was assessed as Moderate Risk with a risk score of 40. The host was identified as a web server within Amazon Web Services infrastructure (ASN 16509), resolving to the hostname `ec2-43-203-64-93.ap-northeast-2.compute.amazonaws.com`.
Infrastructure and Location:
Geolocation data placed the server in Seoul, South Korea, though geo sources disagreed on the country. TLS certificate validation linked the address to `di.runestone.samsung.com`, issued for SAMSUNG ELECTRONICS CO,.LTD. The service was active on port 443 (HTTPS).
Threat Context:
No active attack activity or known campaign associations were recorded. The address was not flagged as a known attacker, spam source, or Tor exit node. However, one DNS blacklist listing was noted in control plane data.
Recommendations:
Analysts recommended rate-limiting the traffic due to the moderate risk classification. Data observations were recorded between September 17 and September 22.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | AMAZON ASIA-PACIFIC RESOURCES PRIVATE LIMITED - ne |
| ASN | AS16509 |
| Network Name | AMAZON-AS-AP |
| CIDR Block | 43.200.0.0/13 |
| RIR | APNIC |
| Country | US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-43-203-64-93.ap-northeast-2.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-43-203-64-93.ap-northeast-2.compute.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 | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.di.runestone.samsung.comdi.runestone.samsung.com |
| Valid From | 2025-10-14T00:00:00+00:00 |
| Valid Until | 2026-11-14T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 396 days |
| Serial Number | 6F454BF299B8A14FB530EE66DBD4054D |
| Thumbprint | 6F6CC33A1DE75F6B46BBB3AED76E345E47EFDA49 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 35% | 2 | 3 |
| routing | 17% | 1 | 1 |
| services | 35% | 2 | 3 |
| ownership | 35% | 2 | 3 |
| reputation | 17% | 1 | 2 |
| geolocation | 35% | 2 | 3 |
| Overall | 29% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-17 09:01:06 UTC |
| Last Seen | 2026-09-22 12:31:05 UTC |
| Profile Built | 2026-09-22 12:47:30 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 31 |
Full dossier details are available via our API.