54.39.210.164
IP Intelligence Dossier
Your IP: 216.73.216.123
🤖 Witness AIThis summary was generated by AI and may contain inaccuracies. Verify critical details independently.
IP Intelligence Briefing: 54.39.210.164
Date: 2026-06-09
---
**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Provider: OVH (ASN 16276)
- Organization: Ahrefs Pte Ltd (OVH-CUST-281059686)
- Geolocation: Canada (QC, Beauharnois), inferred via ARIN records.
- Network Role: CloudCompute infrastructure (OVH-hosted, no residential/mobile indicators).
---
**2. Threat Indicators**
- Malicious Activity: None detected.
- Threat Feeds: No blacklist entries or campaign associations.
- DNS: Resolves to `proxy-ca007-san164.ahrefs.net` (Ahrefs proxy service).
- Services: No open ports, TLS, or HTTP services detected.
---
**3. Observation History (30 Days)**
- Stability: Stable network role (cloud compute).
- Risk Trends: No significant changes in threat signals.
- Subnet Activity: Subnet `54.39.210.0/24` shows mixed risk (abuse density: 46.83%).
---
**4. Network Relationships**
- Linked Entities:
- Same network: OVH-CUST-281059686.
- DNS: `proxy-ca007-san164.ahrefs.net` (Ahrefs).
- Subnet Neighbors:
- 252 total IPs in `/24` subnet.
- 118 IPs flagged as high/medium risk (abuse density: 46.83%).
- Target IP has no direct abuse associations.
---
**5. Recommendations**
- Monitor Subnet: The subnet has a notable abuse density; correlate with internal logs for unusual traffic patterns.
- Verify DNS: Confirm DNS resolution to `proxy-ca007-san164.ahrefs.net` is intentional (e.g., legitimate proxy service).
- Firewall Rules: No immediate blocking required, but consider rate-limiting or monitoring for unexpected outbound connections.
Conclusion: Legitimate OVH-hosted cloud server, no malicious activity detected. Subnet warrants closer monitoring due to mixed risk.
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-281059686 |
| CIDR Block | 54.39.210.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca007-san164.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca007-san164.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
No certificate
Issued by —
N/A
| 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 | 33% | 2 | 3 |
| Overall | 23% | 10 | 15 |
Coverage: 6/6 dimensions · Data sufficiency: sufficient
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ Claimed geolocation contradicts RTT physics measurement
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-22 03:10:34 UTC |
| Last Seen | 2026-06-28 18:03:04 UTC |
| Profile Built | 2026-06-29 06:07:55 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 23 |
🔍 21 signal types · 23 observations collected
This report is generated from 21+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
Full dossier details are available via our API.
ℹ️ About This Report
All data shown is publicly available network metadata — IP addresses do not reliably identify individuals.
Assessments are probabilistic and should not be used as sole basis for access control decisions.
To report an issue or request data review, contact admin@ipdebrief.com.