54.39.0.180
IP Intelligence Briefing: 54.39.0.180/32
Date: June 9, 2026
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**1. Core Profile**
- Risk Assessment: Low Risk (Risk Score: 25/100). No malicious indicators detected.
- Ownership:
- ASN: 16276 (OVH)
- Organization: Ahrefs Pte Ltd (Hosting Provider)
- Subnet: 54.39.0.0/24 (OVH-CUST-281059683)
- Geolocation:
- Country: Canada (QC, Beauharnois)
- Coordinates: Latitude 56.13, Longitude -106.35 (approximate)
- Network Role:
- Infrastructure: CloudCompute (OVH)
- Services: No open ports or TLS certificates detected.
- Hosting: Confirmed (OVH Cloud Hosting).
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**2. Threat & Behavior**
- Threat Indicators:
- No malware, spam, or attack campaigns linked.
- Not listed in DNSBLs or blacklists.
- Behavioral Signals:
- BGP: Stable routing (no recent changes).
- DNS: PTR record points to `proxy-ca004-san180.ahrefs.net` (likely legitimate).
- TLS/HTTP: No active services or certificates detected.
- Historical Trends:
- Minimal risk observed over the past 30 days.
- Subnet abuse density: 48.39% (moderate risk in the 54.39.0.0/24 network).
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**3. Network Relationships**
- Subnet Affiliation:
- Part of 54.39.0.0/24 (OVH network).
- Neighbor Analysis:
- Total Siblings: 248 IPs in subnet.
- Threat Siblings: 120 IPs (48.39% abuse density).
- Active IPs: 110 IPs (44.35% of subnet).
- Associated Entities:
- Linked to proxy-ca004-san180.ahrefs.net (DNS hostname).
- No Tor, CDN, or VPN associations.
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**4. Observations & Recommendations**
- SOC Action Items:
1. Monitor Subnet: Track high-risk neighbors (48.39% abuse density) for anomalies.
2. Verify Hosting: Confirm Ahrefs Pte Ltd’s use of this IP (OVH customer).
3. DNS Validation: Ensure `proxy-ca004-san180.ahrefs.net` aligns with expected infrastructure.
4. Baseline Traffic: Establish normal traffic patterns for this cloud-hosted IP.
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Conclusion:
The IP 54.39.0.180 is a low-risk cloud-hosted server under OVH, associated with Ahrefs Pte Ltd. While the subnet shows moderate abuse density, no direct threats are linked to this IP. Focus on monitoring the 54.39.0.0/24 network for potential lateral movement or compromised neighbors.
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-san180.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca004-san180.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 | 25% | 2 | 2 |
| Overall | 21% | 10 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-21 14:58:04 UTC |
| Last Seen | 2026-06-28 14:35:03 UTC |
| Profile Built | 2026-06-29 08:40:03 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 25 |
Full dossier details are available via our API.