51.83.9.87
IP Intelligence Briefing: 51.83.9.87
Date: 2026-06-10
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**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Ownership: Hosted by OVH SAS (ASN 16276), France.
- Geolocation: France (FR), inferred via multi-signal geolocation (±500km radius).
- Network Role: CloudCompute infrastructure (OVH hosting).
- Services: Open SSH service (port 22, banner: *SSH-2.0-OpenSSH_9.6p1*). No TLS certificates or HTTP services detected.
- Threat Indicators: No malicious indicators, blacklist entries, or known attacker campaigns.
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**2. Observation History**
- Recent Activity:
- Stable geolocation with RTT measurements (89–95ms) and 500km radius.
- Network classification as *CloudCompute* with no CDN/VPN/Tor associations.
- Subnet abuse density: 0.5 (mixed risk in /24 network).
- Trend: No significant changes in risk signals over the last 30 days.
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**3. Relationships**
- DNS Associations:
- Resolves to ns3146322.ip-51-83-9.eu (PTR confirmed).
- Network Links:
- Part of BGP prefix 51.83.0.0/16 (OVH).
- Linked to subnet SD-1G-GRA2-G233A-gra2-sdagg20a-b-a72.
- No Known Malicious Connections: No correlated IPs or certificate matches.
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**4. Subnet Neighbors**
- Subnet: 51.83.9.87/24
- Abuse Density: 0.5 (mostly clean).
- High-Risk Neighbors:
- 51.83.9.208 (riskScore 50).
- Low-Risk Neighbors:
- 51.83.9.92 (riskScore 25), 51.83.9.109 (riskScore 25).
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**5. Recommendations**
- Monitor Subnet: The /24 subnet has mixed risk; investigate 51.83.9.208 for anomalies.
- Secure SSH Access: Ensure SSH keys are restricted and audit login activity.
- Firewall Rules: Consider allowing traffic only from trusted sources, given the hosting role.
- Geolocation Validation: Verify if the IP’s location aligns with OVH’s infrastructure in France.
Conclusion: 51.83.9.87 is a low-risk OVH-hosted server with no immediate threats. Focus on subnet-level monitoring and SSH security.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | OVH SAS |
| ASN | AS16276 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ns3146322.ip-51-83-9.eu |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ns3146322.ip-51-83-9.eu |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Single-Service Host |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 22 | ssh | tcp | |
| Closed Ports | 25, 80, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
| SSH Version | SSH-2.0-OpenSSH_9.6p1 Ubuntu-3ubuntu13.16 |
🔐 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 | 30% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 20% | 2 | 3 |
| reputation | 22% | 1 | 2 |
| geolocation | 33% | 2 | 3 |
| Overall | 22% | 10 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-23 06:23:12 UTC |
| Last Seen | 2026-06-28 20:42:56 UTC |
| Profile Built | 2026-06-29 08:48:15 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 23 |
Full dossier details are available via our API.