18.239.168.112
Analysis identified 18.239.168.112 as a Low Risk infrastructure address associated with Amazon.com, Inc. (ASN 16509) within the 18.238.0.0/15 CIDR block. DNS PTR records resolved the address to server-18-239-168-112.bos50.r.cloudfront.net, and connection probes confirmed a CloudFront service banner. Geolocation data localized the origin to Boston, Massachusetts, United States. Risk metrics recorded a risk score of 25 with zero blacklist hits. Network scans detected active TCP services on ports 80 and 443. The address was not flagged as a known attacker, Tor exit node, or spam source, and no threat indicators were observed in the historical data.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon.com, Inc. |
| ASN | AS16509 |
| Network Name | AMAZON-CF |
| CIDR Block | 18.238.0.0/15 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | server-18-239-168-112.bos50.r.cloudfront.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | server-18-239-168-112.bos50.r.cloudfront.net |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Unknown |
| 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 | CloudFront |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 40% | 2 | 7 |
| routing | 13% | 1 | 1 |
| services | 33% | 2 | 5 |
| ownership | 27% | 2 | 3 |
| reputation | 32% | 1 | 5 |
| geolocation | 27% | 2 | 4 |
| Overall | 29% | 10 | 25 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-02 00:14:39 UTC |
| Last Seen | 2026-09-20 05:03:54 UTC |
| Profile Built | 2026-09-23 02:27:28 UTC |
| Data Freshness | Live |
| Signal Types | 26 |
| Total Observations | 44 |
Full dossier details are available via our API.