54.39.6.230
IP Intelligence Briefing: 54.39.6.230
Date: 2026-06-09
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**1. Core Profile**
- Risk Score: Moderate (40/100)
- Ownership:
- ASN: AS16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd
- Subnet: 54.39.6.0/24 (OVH-CUST-281059680)
- Geolocation:
- Country: Canada (QC, Beauharnois)
- Plausibility: Invalid (RTT discrepancy: 27ms vs. expected 112.6ms for 5,629km)
- Network Role:
- Type: Cloud Compute (OVH)
- Services: No open ports, no TLS certs, no HTTP banners
- Hosting: Yes (likely a server instance)
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**2. Threat Indicators**
- Direct Threats: None detected (no malware, phishing, or scan activity).
- DNS Associations:
- PTR hostname: `proxy-ca001-san230.ahrefs.net` (linked to ahrefs.net).
- No email authentication (SPF/DKIM) detected.
- Subnet Risk:
- Abuse Density: 50.82% (high-risk subnet).
- Neighbors: 131 active IPs, 124 flagged as malicious.
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**3. Temporal Observations**
- Recent Activity (2026-06-09):
- DNS resolution for `proxy-ca001-san230.ahrefs.net`.
- Network signal consistency (no ownership or threat changes).
- Geo validation failure (implies spoofing or misconfigured routing).
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**4. Relationships**
- Network Links:
- Same subnet (`54.39.6.0/24`) with 244 total IPs.
- DNS association with `ahrefs.net` (potential benign or malicious context).
- Operators:
- Operator Score: 0.2174 (Minimal risk).
- Routing: BGP prefix `54.39.0.0/16` (OVH).
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**5. Recommendations**
- Monitor Subnet: High abuse density in `54.39.6.0/24` suggests potential lateral movement or compromised hosts.
- Verify DNS: Investigate `proxy-ca001-san230.ahrefs.net` for malicious activity (e.g., C2 servers, phishing).
- Geolocation Anomalies: Validate the IP's location; the RTT discrepancy may indicate spoofing or misconfigured infrastructure.
- Firewall Rules: Consider blocking the subnet or implementing rate limiting for DNS queries to mitigate potential abuse.
Next Steps: Cross-reference with internal threat feeds and monitor for unexpected traffic patterns.
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-281059680 |
| CIDR Block | 54.39.6.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca001-san230.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca001-san230.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 | 29% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 28% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 22% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-22 09:13:44 UTC |
| Last Seen | 2026-06-28 19:07:59 UTC |
| Profile Built | 2026-06-29 07:12:25 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 26 |
Full dossier details are available via our API.