54.39.0.215
IP Intelligence Briefing: 54.39.0.215
*Generated via IPDebrief Analysis*
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**1. Risk Profile**
- Risk Score: 40 (Moderate Risk)
- Provider: OVH (ASN 16276)
- Organization: Dmytro, Ahrefs Pte Ltd (OVH-CUST-281059683)
- Geolocation:
- Country: Canada (QC, Beauharnois)
- Geo Plausibility: False (RTT anomalies suggest spoofing or misconfigured routing)
- Threat Indicators: None detected (no malware, spam, or known attacker associations).
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**2. Network & Infrastructure**
- Network Role: Cloud Compute (OVH Hosting)
- Subnet: 54.39.0.0/24
- Subnet Abuse Density: 69.53% (High Abuse)
- Neighbors:
- 100 IPs in subnet; 89 medium-risk, 11 low-risk.
- Inherited Risk: 27 (substantial risk from neighboring IPs).
- Services: No open ports or TLS certificates detected.
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**3. Observations & History**
- Recent Activity:
- Geo Validation: RTT inconsistencies (25ms vs. expected 112.6ms for 5,629km).
- Network Stability: Subnet shows unstable routing (routeChanges30d = 0, but instability flagged).
- Threat Persistence: No persistent malicious activity observed.
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**4. Relationships & Dependencies**
- Linked Entities:
- Network: OVH-CUST-281059683 (same as ownership).
- Domains: Ahrefs.net (PTR record: `proxy-ca004-san215.ahrefs.net`).
- DNS:
- No SPF/DKIM records; DNSSEC valid.
- 1 DNSBL listing (out of 8 total lists).
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**5. Recommendations**
- Monitor Subnet: High abuse density in 54.39.0.0/24 suggests potential for malicious activity.
- Verify Geolocation: Investigate RTT anomalies to rule out spoofing or misconfigured infrastructure.
- Network Segmentation: Consider isolating this subnet to mitigate inherited risk from neighbors.
- Cloud Provider: Confirm OVH's security controls for hosted instances (no open services detected).
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*End of Briefing*
*Generated by IPDebrief | Copyright © 2026 Jason Alberino*
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-san215.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca004-san215.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 | 33% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 28% | 1 | 3 |
| geolocation | 39% | 2 | 3 |
| Overall | 24% | 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 03:10:28 UTC |
| Last Seen | 2026-06-28 17:57:40 UTC |
| Profile Built | 2026-06-29 06:00:58 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 24 |
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