23.21.120.50
23.21.120.50 is an IPv4 address operated by Amazon Data Services Northern Virginia (AS14618), geolocated to Ashburn, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name ec2-23-21-120-50.compute-1.amazonaws.com. As of November 3, 2026, IPDebrief rates it High Risk (70/100); no anonymizing service was detected.
IP 23.21.120.50/32 was identified as a High Risk asset (Score: 70) located in Ashburn, Virginia, within the Amazon Data Services Northern Virginia network (ASN 14618). The address resolved to `ec2-23-21-120-50.compute-1.amazonaws.com` and presented a TLS certificate subject `public1.adgear.com` over TCP port 443. Control plane analysis indicated route instability due to an IRR inconsistency despite valid RPKI state. Behavioral analysis assigned a high campaign correlation likelihood. The profile recommendation classified the severity as Critical and advised blocking the address based on high risk scores and strong threat evidence.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Data Services Northern Virginia |
| ASN | AS14618 |
| Network Name | AMAZON-IAD |
| CIDR Block | 23.20.0.0/14 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-23-21-120-50.compute-1.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-23-21-120-50.compute-1.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 5/7 domains |
| DMARC | 1/7 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 7 domains |
☁️ 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 |
|---|---|---|---|
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 80, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | public1.adgear.com*.adgear.com*.adgrx.com*.admin.adgear.com*.dsp.samsungads.com*.email-samsung.com*.pre-prod.dsp.samsungads.com*.pre-prod.trader.adgear.com*.samsungacr.com*.samsungads.com |
| Valid From | 2026-10-05T00:00:00+00:00 |
| Valid Until | 2027-04-21T23:59:59+00:00 |
| TLS Protocol | Tls12 |
| Cipher Suite | TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 198 days |
🛡️ Public Network Snapshot
| Origin ASN | AS14618 |
| Network Prefix | 23.20.0.0/15 |
| Route mapping | Found |
| RPKI Status | Valid |
| HSTS | Enabled |
| CSP | Enabled |
| HTTP/2 | Enabled |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 4 |
| routing | 38% | 4 | 5 |
| services | 27% | 2 | 3 |
| ownership | 30% | 3 | 4 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 28% | 14 | 21 |
| Data Coherence | Mixed Signals (67%) — 2 contradiction(s) |
| Attribution | High (85%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ High authority score (70) but appears on threat lists (risk 70)
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-12 14:45:19 UTC |
| Last Seen | 2026-11-03 18:41:54 UTC |
| Profile Built | 2026-11-03 18:45:17 UTC |
| Data Freshness | Live |
| Signal Types | 30 |
| Total Observations | 42 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 23.21.120.50
Who owns the IP address 23.21.120.50?
23.21.120.50 is registered to Amazon Data Services Northern Virginia. The address falls within the 23.20.0.0/14 network block. Registration is held at ARIN.
Where is 23.21.120.50 located?
Geolocation data places 23.21.120.50 in Ashburn, VA, United States. The local time zone is America/New_York. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 23.21.120.50 malicious or safe?
23.21.120.50 currently carries a high risk assessment, meaning indicators associated with malicious or abusive activity have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 23.21.120.50?
The reverse DNS (PTR) record for 23.21.120.50 is ec2-23-21-120-50.compute-1.amazonaws.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 23.21.120.50?
Responsive ports observed on 23.21.120.50 include 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 23.21.120.50 a VPN, proxy, or data center address?
23.21.120.50 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.