51.195.215.66
IP Intelligence Briefing: 51.195.215.66
Date: 2026-06-09
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**1. Core Profile**
- Risk Score: 50 (Moderate Risk)
- Ownership:
- ASN: 16276
- Organization: Ahrefs Pte Ltd Dmytro (OVH provider)
- Geolocation: London, England (GB), ARIN-registered.
- Network Role: CloudCompute instance (OVH), part of a hosting service.
- Threat Indicators: No active threats, spam, or known attacker campaigns.
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**2. Observation History**
- Geo-Validation: Plausible location (473.7 km from probe, 95.4 ms avg RTT).
- Signal Trends:
- Mixed confidence in geolocation (0.28–0.75).
- Subnet abuse density (51.195.215.66/24) classified as high_abuse (62.5% abuse density).
- 160 of 256 IPs in subnet flagged as threats.
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**3. Relationships & Context**
- DNS Associations:
- Linked to `proxy-uk009-san66.ahrefs.net` (Ahrefs proxy hostname).
- Network Connections:
- Part of OVH network (ASN 16276).
- Subnet (51.195.215.66/24) shows high abuse density (160/256 IPs flagged).
- Certificates:
- DNSSEC valid, CAA records present.
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**4. Neighborhood Analysis**
- Subnet (51.195.215.66/24):
- Abuse Density: 62.5% (high).
- Threat Siblings: 160 IPs flagged.
- Active IPs: 195 (256 total).
- Neighbor Risk Scores:
- Majority (98%) of neighbors scored medium risk (40–50).
- 2 IPs scored low risk (20–30).
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**5. Recommendations**
- Monitor Subnet: High abuse density in 51.195.215.66/24 warrants closer scrutiny.
- Block Threat Siblings: Consider blocking IPs flagged as threats in the subnet.
- Verify DNS: Ahrefs proxy hostname may require validation for legitimate traffic.
- Baseline Behavior: No immediate action needed for the IP itself, but subnet-level controls may mitigate risk.
Note: The IP is associated with a legitimate entity (Ahrefs), but its subnet shows significant abuse. SOC teams should prioritize subnet-level monitoring and correlate with internal threat intelligence.
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*Generated by IPDebrief – Network Threat Intelligence Platform*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Ahrefs Pte Ltd Dmytro |
| ASN | AS16276 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | proxy-uk009-san66.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-uk009-san66.ahrefs.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| 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 | 3 |
| routing | 13% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 24% | 2 | 3 |
| reputation | 31% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 24% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-21 21:00:54 UTC |
| Last Seen | 2026-06-28 16:18:09 UTC |
| Profile Built | 2026-06-29 10:23:17 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 25 |
Full dossier details are available via our API.