54.39.210.169
IP Intelligence Briefing: 54.39.210.169
*Generated via IPDebrief Threat Intelligence Platform*
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**1. Core Profile**
- Risk Score: Moderate (40/100)
- Provider: OVH (AS16276)
- Organization: Dmytro, Ahrefs Pte Ltd (OVH-CUST-281059686)
- Geolocation: Canada (QC, Beauharnois) | Latitude: 45.3161, Longitude: -73.8736
- Network Role: Cloud compute infrastructure (OVH) | Hosting: Yes | CDN: No
- DNS: Resolves to `proxy-ca007-san169.ahrefs.net` (ahrefs.net)
- Threat Indicators: No direct threats detected, but subnet (54.39.210.0/24) shows high abuse density (0.6641).
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**2. Observation History**
- Recent Activity:
- June 18, 2026: Geo validation flagged as "plausible" with RTT anomaly (24ms vs. expected 112.6ms for 5629km).
- June 14, 2026: DNS records and subnet abuse analysis completed.
- Trend: No persistent malicious activity; last observed with moderate risk.
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**3. Relationships**
- Linked Entities:
- Network: OVH-CUST-281059686 (AS16276)
- Domains: `ahrefs.net` (DNS records, CAA, DNSSEC validated)
- Subnet: 54.39.210.0/24 (high abuse density, 170 threat siblings).
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**4. Neighborhood Analysis**
- Subnet: 54.39.210.0/24 (256 IPs)
- Risk Distribution:
- High Risk: 0 IPs
- Medium Risk: 100 IPs
- Low Risk: 0 IPs
- Abuse Density: 0.6641 (high risk subnet).
- Notable Neighbors:
- 54.39.210.0–54.39.210.4 show similar risk scores (40–50).
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**5. Security Recommendations**
- Monitor Subnet: The 54.39.210.0/24 subnet has high abuse density; investigate neighboring IPs for lateral movement risks.
- DNS Monitoring: Track DNS resolution for `ahrefs.net` for anomalous behavior (e.g., CAA mismatches, unexpected TLS certs).
- Geolocation Anomaly: The IP’s RTT discrepancy suggests potential proxy or synthetic data; verify network path authenticity.
- Access Control: Consider blocking the IP if it’s part of a known malicious campaign or if it’s a misconfigured cloud instance.
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Next Steps: Cross-reference with Ahrefs’ infrastructure for context, and monitor the subnet for emerging threats.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Dmytro, Ahrefs Pte Ltd |
| ASN | AS16276 |
| Network Name | OVH-CUST-281059686 |
| CIDR Block | 54.39.210.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca007-san169.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca007-san169.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 | |||
| 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 | 30% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 11% | 1 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 28% | 1 | 3 |
| geolocation | 35% | 2 | 3 |
| Overall | 22% | 9 | 14 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:04:29 UTC |
| Last Seen | 2026-06-27 08:31:53 UTC |
| Profile Built | 2026-06-28 02:38:31 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 25 |
Full dossier details are available via our API.