54.39.89.188
IP Intelligence Briefing: 54.39.89.188
*Generated via IPDebrief Analysis*
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**1. Core Profile**
- Risk Score: 40 (Moderate Risk)
- Ownership: Owned by Dmytro, Ahrefs Pte Ltd (OVH ASN 16276).
- Geolocation: Quebec, Canada (CA).
- Network Role: CloudCompute infrastructure (OVH hosting).
- Threat Indicators: No malicious indicators, no blacklists, no campaigns linked.
- DNS: Resolves to `proxy-ca012-san188.ahrefs.net` (no SPF/DMArc records).
- Services: No open ports, no TLS certificates, no HTTP services detected.
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**2. Observation History**
- Recent Activity:
- Geolocation inferred as Canada (latitude 56.13, longitude -106.35).
- Network role confirmed as CloudCompute (OVH).
- Operator score labeled "Minimal" (0.2174).
- Stability: No recent route changes; BGP stability score neutral.
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**3. Relationships**
- Network Associations:
- Linked to OVH network `OVH-CUST-281059691` (same /24 subnet).
- DNS association with `proxy-ca012-san188.ahrefs.net` (likely a proxy or CDN node).
- No Known Threat Links: No correlated IPs, campaigns, or certificates.
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**4. Neighborhood Analysis**
- Subnet: `54.39.89.0/24` (256 IPs).
- Abuse Density: 60% (high abuse risk in subnet).
- Neighbor Risks:
- 101 active IPs, 153 flagged as threats.
- Most neighbors have medium (40) or low risk scores.
- Inherited Risk: 24 points (substantial risk due to subnet).
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**5. Recommendations**
- Monitor Traffic: Given the subnet's high abuse density, monitor for unusual traffic patterns or lateral movement.
- Verify DNS: Investigate `proxy-ca012-san188.ahrefs.net` for potential proxy or malicious activity.
- Firewall Rules: Consider blocking high-risk neighbors in the `54.39.89.0/24` subnet to mitigate exposure.
- Reputation Check: Cross-reference with threat feeds for any emerging risks tied to Ahrefs or OVH.
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Note: This IP appears legitimate (Ahrefs is a known SEO company), but its subnet contains risky neighbors. Prioritize monitoring and segmentation.
*Generated by IPDebrief | © 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-281059691 |
| CIDR Block | 54.39.89.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca012-san188.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca012-san188.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 | 40% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 23% | 1 | 2 |
| geolocation | 26% | 2 | 2 |
| Overall | 22% | 10 | 12 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-24 00:33:23 UTC |
| Last Seen | 2026-06-28 23:33:31 UTC |
| Profile Built | 2026-06-29 05:35:58 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 21 |
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