3.171.22.101
Intelligence Briefing: 3.171.22.101/32
The IP address 3.171.22.101 was identified as a low-risk endpoint with a risk score of 20. Ownership records attributed the infrastructure to Amazon.com, Inc. (ASN 16509) within the AMAZON-CF netname. Geolocation data located the host in Chicago, US; however, geolocation validation flagged a contradiction between the claimed location and RTT physics measurements, recording a minimum possible RTT of 152.5ms versus an observed 39.0ms.
Network services analysis revealed open TCP ports 80 and 443 with a server banner identifying the service as CloudFront. DNS records confirmed the hostname server-3-171-22-101.ord56.r.cloudfront.net under the cloudfront.net domain. The control plane indicated the BGP prefix 3.171.20.0/22 originated from ASN 16509.
Threat intelligence indicators showed no blacklist hits, zero known campaigns, and no active incidents. The surrounding subnet was classified as clean with zero abuse density. Despite the low threat profile, the recommendation assigned was to monitor the address due to signal contradictions present in the data, with severity rated low.
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 | 3.168.0.0/14 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | server-3-171-22-101.ord56.r.cloudfront.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | server-3-171-22-101.ord56.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 | Unknown — Insufficient routing data to classify |
🔌 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 | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 35% | 2 | 2 |
| ownership | 25% | 1 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 22% | 6 | 7 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-20 15:32:16 UTC |
| Last Seen | 2026-09-20 15:32:16 UTC |
| Profile Built | 2026-09-20 15:46:08 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 23 |
Full dossier details are available via our API.