205.251.198.164
IP 205.251.198.164 belongs to Amazon Data Services Northern Virginia (ASN 16509) within the AMAZON-BYOIP block. The system classified the address as Low Risk with a risk score of 25. No open ports or active services were detected on the endpoint, indicating a firewalled state.
Geolocation data contained significant contradictions. While the IP resolved to Ashburn, VA, US, geolocation consensus failed with sources disagreeing between the US and Colombia. Latency physics were violated, as an average RTT of 25ms was recorded for a distance of 7625.7km, requiring a minimum of 152.5ms.
Threat analysis flagged the host as a "Suspicious Host." The IP appeared on one DNSBL out of eight checks and resided in a neighborhood with an abuse density of 0.1667 and one identified threat sibling. DNS hygiene was rated Poor due to the absence of SPF, DMARC, and DNSSEC records. Due to signal contradictions and low severity, analysts were advised to monitor the address for changes.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Data Services Northern Virginia |
| ASN | AS16509 |
| Network Name | AMAZON-BYOIP |
| CIDR Block | 205.251.192.0/21 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ns-1700.awsdns-20.co.uk |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ns-1700.awsdns-20.co.uk |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | 0/2 domains |
| DMARC | 0/2 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Server | — |
| 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 | 33% | 2 | 6 |
| routing | 33% | 1 | 101 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 4 |
| geolocation | 33% | 2 | 5 |
| Overall | 28% | 10 | 121 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-08-31 22:35:32 UTC |
| Last Seen | 2026-09-23 13:36:35 UTC |
| Profile Built | 2026-09-23 13:43:52 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 143 |
Full dossier details are available via our API.