54.39.0.248
IP Intelligence Briefing: 54.39.0.248
*Generated via IPDebrief Analysis*
---
**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Ownership:
- ASN: 16276 (OVH)
- Organization: Ahrefs Pte Ltd (SEO services)
- Subnet: 54.39.0.0/24
- Geolocation:
- Country: Canada (QC, Beauharnois)
- Geo-Plausibility: False (RTT anomalies suggest potential misclassification)
- Network Role:
- Hosting: CloudCompute (OVH)
- Services: No open ports; no TLS/HTTP services detected
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**2. Threat Indicators**
- Threat Feeds: No malicious indicators (no blacklists, spam, or attacker campaigns).
- DNS:
- PTR Hostname: `proxy-ca004-san248.ahrefs.net` (Ahrefs infrastructure).
- Domain: `ahrefs.net` (legitimate, no email auth records).
- BGP:
- Prefix: 54.39.0.0/16
- Route Stability: Unstable (route changes in last 30 days).
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**3. Observation History**
- Recent Activity (30 days):
- Minimal changes: No significant threat signals.
- DNS Stability: Consistent resolution to `proxy-ca004-san248.ahrefs.net`.
- RTT Anomalies: Geo-plausibility false (25ms RTT vs. expected 112.6ms for 5629km).
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**4. Network Relationships**
- Linked Entities:
- Same Network: OVH-CUST-281059683 (54.39.0.0/24).
- DNS Associations: `proxy-ca004-san248.ahrefs.net` (Ahrefs internal host).
- Subnet Abuse:
- Abuse Density: 48.39% (mixed benign/malicious IPs).
- High-Risk Neighbors: 120 IPs with elevated risk scores.
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**5. Actionable Insights**
- No Immediate Threat: Low risk score and no malicious indicators suggest benign activity.
- Monitor Subnet: High abuse density in 54.39.0.0/24 warrants closer scrutiny for lateral movement or hidden malicious activity.
- Verify Geolocation: RTT inconsistency may indicate misclassified or spoofed location data.
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Conclusion:
54.39.0.248 is associated with Ahrefs Pte Ltd (OVH-hosted) and shows no direct malicious activity. However, its subnet contains a mix of high-risk IPs, and geo-plausibility concerns require further validation. No firewall rules or actions recommended at this time.
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-281059683 |
| CIDR Block | 54.39.0.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca004-san248.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca004-san248.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 | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | 36% | 2 | 4 |
| routing | 27% | 2 | 3 |
| services | 15% | 2 | 2 |
| ownership | 40% | 3 | 5 |
| reputation | 31% | 1 | 3 |
| geolocation | 39% | 2 | 3 |
| Overall | 31% | 12 | 20 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-21 21:01:06 UTC |
| Last Seen | 2026-06-28 16:33:56 UTC |
| Profile Built | 2026-06-29 04:38:31 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 30 |
Full dossier details are available via our API.