44.217.43.221
44.217.43.221 is an IPv4 address operated by AMAZON-AES - Amazon.com, Inc., US (AS14618), with approximate network location Ashburn, United States. It belongs to datacenter or hosting infrastructure. As of November 14, 2026, IPDebrief rates it Low Risk (15/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Amazon Data Services Northern Virginia |
| ASN | AS14618 |
| Network Name | AMAZON-IAD |
| CIDR Block | 44.192.0.0/11 |
| RIR | ARIN |
| Network registration country | United States |
| Routing operator | AMAZON-AES - Amazon.com, Inc., US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP. DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| caa | Not checked |
| spf | Not checked |
| dmarc | Not checked |
| dnssec | Not checked |
| fcrDns | Not checked |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| 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
| Port | Probe target | Certificate finding |
|---|---|---|
| (IP-targeted) | CN=*.duolingo.com Historical certificate; current certificate unknown |
| SANs | *.duolingo.com |
| Valid From | 2026-10-26T00:00:00+00:00 |
| Valid Until | 2027-05-11T23:59:59+00:00 |
| TLS Protocol | Tls12 |
| Cipher Suite | TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 197 days |
🛡️ Public Network Snapshot
| Origin ASN | AS14618 |
| Network Prefix | 44.192.0.0/11 |
| Route mapping | Found |
| RPKI Status | Valid |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Enabled |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 38% | 2 | 5 |
| routing | 38% | 4 | 5 |
| services | 35% | 2 | 4 |
| ownership | 30% | 3 | 4 |
| reputation | 22% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 31% | 14 | 24 |
| Data Coherence | Mostly Consistent (82%) — 1 contradiction(s) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Aging
| First Seen | 2026-10-22 08:44:42 UTC |
| Last Seen | 2026-10-31 09:06:44 UTC |
| Profile Built | 2026-11-14 04:39:34 UTC |
| Data Freshness | Aging |
| Signal Types | 31 |
| Total Observations | 33 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 44.217.43.221
Who owns the IP address 44.217.43.221?
44.217.43.221 is registered to Amazon Data Services Northern Virginia. The address falls within the 44.192.0.0/11 network block. Registration is held at ARIN.
Where is 44.217.43.221 located?
Geolocation data places 44.217.43.221 in Ashburn, VA, United States. The local time zone is America/New_York. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 44.217.43.221 malicious or safe?
44.217.43.221 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 ports are open on 44.217.43.221?
Responsive ports observed on 44.217.43.221 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 44.217.43.221 a VPN, proxy, or data center address?
44.217.43.221 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.