3.170.19.17
3.170.19.17 is an IPv4 address operated by Amazon.com, Inc. (AS16509), geolocated to Ashburn/DC, United States. Its reverse DNS name is server-3-170-19-17.iad61.r.cloudfront.net. As of October 24, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
Intelligence Briefing: 3.170.19.17/32
Overview
Analysis identified IP 3.170.19.17 as a web server hosted by Amazon.com, Inc. (ASN 16509) within the AMAZON-CF CIDR block. The host resolves to the CloudFront domain server-3-170-19-17.iad61.r.cloudfront.net.
Risk Profile
Reputation assessment classified the address as Low Risk with a risk score of 25. No active threat indicators, blacklist matches, or known campaign associations were detected. The threat actor profile labeled the host as "Suspicious" despite the absence of specific threat indicators.
Technical Observations
The infrastructure supports TCP ports 80 and 443. DNS hygiene scored Excellent (80/100) with valid SPF, DMARC, and CAA records. The geolocation database indicated a violation where claimed distance contradicted RTT physics measurements (7625 km vs 27 ms). Control plane data flagged route instability for the 3.170.19.0/24 prefix.
Recommendation
Actions should remain at Monitor severity. Signal contradictions regarding risk classification and geolocation data warrant observation for changes, though current threat activity levels remain 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-3-170-19-17.iad61.r.cloudfront.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | server-3-170-19-17.iad61.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 | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS16509 |
| Network Prefix | 3.170.19.0/24 |
| Route mapping | Found |
| RPKI Status | Valid |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 38% | 2 | 4 |
| routing | 17% | 1 | 1 |
| services | 38% | 2 | 4 |
| ownership | 35% | 2 | 3 |
| reputation | 32% | 1 | 3 |
| geolocation | 35% | 2 | 3 |
| Overall | 32% | 10 | 18 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | High (85%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-18 08:02:04 UTC |
| Last Seen | 2026-10-21 08:09:06 UTC |
| Profile Built | 2026-10-24 08:13:47 UTC |
| Data Freshness | Live |
| Signal Types | 32 |
| Total Observations | 35 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 3.170.19.17
Who owns the IP address 3.170.19.17?
3.170.19.17 is registered to Amazon.com, Inc.. The address falls within the 3.168.0.0/14 network block. Registration is held at ARIN.
Where is 3.170.19.17 located?
Geolocation data places 3.170.19.17 in Ashburn/DC. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 3.170.19.17 malicious or safe?
3.170.19.17 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 3.170.19.17?
The reverse DNS (PTR) record for 3.170.19.17 is server-3-170-19-17.iad61.r.cloudfront.net. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 3.170.19.17?
Responsive ports observed on 3.170.19.17 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.