52.25.30.236
The IP address 52.25.30.236/32 was identified as a low-risk host with a risk score of 25. Ownership analysis attributed the address to Amazon Technologies Inc. (AS16509) within the AT-88-Z block, with geolocation data placing the server in Portland, OR, US. DNS resolution confirmed the endpoint as an EC2 instance (ec2-52-25-30-236.us-west-2.compute.amazonaws.com) operating on port 443 with HTTP/2.0 support, returning a 404 status code.
Security posture analysis revealed a TLS certificate issued to *.samsungcloud.com (C=KR), contradicting the primary geolocation of the US. Control plane data indicated the IP was listed on one of eight DNSBLs. Behavioral monitoring detected no active attacks or known campaigns, though the subnet contained one threat sibling.
Due to signal contradictions regarding geolocation and certificate issuance, the address was classified as a suspicious host with a moderate attribution confidence. The recommended action was to monitor the endpoint for changes.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Technologies Inc. |
| ASN | AS16509 |
| 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 | ec2-52-25-30-236.us-west-2.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-52-25-30-236.us-west-2.compute.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 2/3 domains |
| DMARC | 3/3 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 3 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| 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 | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.samsungcloud.comsamsungcloud.com |
| Valid From | 2026-09-07T00:00:00+00:00 |
| Valid Until | 2027-03-24T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 198 days |
| Serial Number | 7AFA9F14AE3DDA1FB02ADB5E78837276 |
| Thumbprint | AF00399B14B8835A96E0387655E1630BD2668B21 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 3 |
| ownership | 33% | 2 | 4 |
| reputation | 28% | 1 | 3 |
| geolocation | 33% | 2 | 4 |
| Overall | 28% | 10 | 19 |
| Data Coherence | Mixed Signals (68%) — 2 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ TLS certificate claims KR but primary geo says US
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-18 08:34:45 UTC |
| Last Seen | 2026-09-25 13:06:53 UTC |
| Profile Built | 2026-09-25 13:28:19 UTC |
| Data Freshness | Live |
| Signal Types | 26 |
| Total Observations | 38 |
Full dossier details are available via our API.