5.39.109.168
IP Intelligence Briefing: 5.39.109.168
Date: 2026-06-08
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**1. Core Profile**
- Risk Score: 40 (Moderate Risk)
- Ownership:
- ASN: 16276
- Organization: Ahrefs Pte Ltd Dmytro
- ISP: OVH (CloudCompute infrastructure)
- Geolocation:
- Country: France (FR)
- Region: US-NY (likely misconfiguration or inferred data)
- Accuracy Radius: 500 km
- Network Role:
- Cloud-hosted server (OVH), no residential/mobile attributes.
- No open ports or TLS services detected.
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**2. Threat Indicators**
- No Malicious Activity:
- No indicators of spam, attacks, or Tor usage.
- Zero threat feeds or abuse confidence scores.
- Subnet Context:
- /24 Subnet (5.39.109.0/24):
- Abuse Density: 66.67% (high risk for subnet).
- Active Neighbors: 3 IPs (2 high-risk, 1 medium).
- Threat Siblings: 16 IPs flagged in the subnet.
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**3. Relationships & DNS**
- DNS Associations:
- Linked to `proxy-fr009-san168.ahrefs.net` (likely internal/legitimate).
- Network Relationships:
- Same network: OVH ASN 16276 (282114234).
- No direct connections to known malicious entities.
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**4. Observation History**
- Recent Activity (Last 30 Days):
- Stable ownership (no changes).
- Geolocation inferred with 52% confidence (France).
- No scans, transfers, or service changes detected.
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**5. Recommended Actions**
- Firewall Rules (Example):
- iptables: `iptables -A INPUT -s 5.39.109.168 -j DROP`
- Cloudflare/WAF: Block IP with rule: `ip.src eq 5.39.109.168`
- SOC Guidance:
- Monitor subnet (5.39.109.0/24) for abnormal activity due to high abuse density.
- Verify geolocation inconsistencies (FR vs. US-NY).
- Confirm if the IP is required for legitimate cloud operations.
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Conclusion:
The IP is part of a cloud-hosted network (OVH) owned by Ahrefs, with no direct malicious activity. However, its subnet exhibits high abuse density, warranting closer monitoring. No immediate action is required unless the IP is linked to unauthorized activity.
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 | RIPE |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | proxy-fr009-san168.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-fr009-san168.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 | 26% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 20% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 25% | 2 | 2 |
| Overall | 21% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-19 15:39:16 UTC |
| Last Seen | 2026-06-28 09:23:12 UTC |
| Profile Built | 2026-06-29 03:27:32 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 25 |
Full dossier details are available via our API.