52.218.217.121
52.218.217.121 is an IPv4 address operated by Amazon Technologies Inc. (AS16509), geolocated to Portland, United States. Its reverse DNS name is s3-us-west-2-r-w.amazonaws.com. As of November 1, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
Intelligence summary for IP 52.218.217.121 identified the host as infrastructure belonging to Amazon Technologies Inc. (ASN 16509). The endpoint operated as a Web Server, specifically identified as Amazon S3 via TLS certificates and server banners on ports 80 and 443. The reputation profile indicated a Low Risk status with a risk score of 25. No active threat indicators, malware signatures, or blacklist entries were observed during analysis.
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 | 52.192.0.0/12 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | s3-us-west-2-r-w.amazonaws.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | s3-us-west-2-r-w.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ 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 | *.s3-us-west-2.amazonaws.com*.s3.amazonaws.coms3-control.us-west-2.amazonaws.com*.s3.dualstack.us-west-2.amazonaws.coms3-deprecated.us-west-2.amazonaws.com*.s3-deprecated.us-west-2.amazonaws.coms3-control.dualstack.us-west-2.amazonaws.coms3.amazonaws.coms3.dualstack.us-west-2.amazonaws.com*.s3-control.dualstack.us-west-2.amazonaws.com |
| Valid From | 2026-09-16T00:00:00+00:00 |
| Valid Until | 2027-04-01T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 197 days |
🛡️ Public Network Snapshot
| Origin ASN | AS16509 |
| Network Prefix | 52.218.216.0/21 |
| Route mapping | Found |
| RPKI Status | Valid |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Not detected |
🎯 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 | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 16% | 4 | 4 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (65%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-22 09:04:24 UTC |
| Last Seen | 2026-10-31 05:55:26 UTC |
| Profile Built | 2026-11-01 00:36:08 UTC |
| Data Freshness | Live |
| Signal Types | 30 |
| Total Observations | 108 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 52.218.217.121
Who owns the IP address 52.218.217.121?
52.218.217.121 is registered to Amazon Technologies Inc.. The address falls within the 52.192.0.0/12 network block. Registration is held at ARIN.
Where is 52.218.217.121 located?
Geolocation data places 52.218.217.121 in Portland, OR, United States. The local time zone is America/Los_Angeles. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 52.218.217.121 malicious or safe?
52.218.217.121 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 52.218.217.121?
The reverse DNS (PTR) record for 52.218.217.121 is s3-us-west-2-r-w.amazonaws.com. This hostname is not forward-confirmed, so it should be treated as a weak signal.
What ports are open on 52.218.217.121?
Responsive ports observed on 52.218.217.121 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.