54.39.6.145
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: 54.39.6.145
Date: 2026-06-08
**Risk Profile**
- Risk Score: 25 (Low Risk)
- Provider: OVH (cloud infrastructure)
- Ownership: Registered to *Dmytro, Ahrefs Pte Ltd* (AS16276)
- Geolocation: Quebec, Canada (inferred, but geo-plausibility failed due to RTT anomalies).
**Threat Indicators**
- No malicious activity detected (zero threat indicators, abuse confidence score null).
- Not listed in DNSBLs, not a Tor exit node, and no spam associations.
- No correlated campaigns or known attacker associations.
**Network Context**
- Subnet: 54.39.6.0/24 (OVH-owned, mixed risk density: 49.17%).
- Neighbors: 242 IPs in subnet (118 active, 119 flagged as high-risk).
- Cloud Compute: Identified as a hosted cloud instance (OVH infrastructure).
**DNS & Services**
- PTR Record: `proxy-ca001-san145.ahrefs.net` (linked to Ahrefs, an SEO tool).
- TLS/HTTP: No open ports or services detected.
- DNSSEC: Validated, with CAA records present.
**Observation History**
- Stability: No recent changes (0 route changes in 30 days).
- RTT Anomalies: Geo-validation failed (observed RTT: 29ms vs. expected 112.6ms for 5,629km).
**Recommendations**
- Monitor: Track for unexpected DNS changes or service exposure.
- No Action Required: Low risk, no malicious indicators, and no firewall rules suggested.
Conclusion:
This IP is part of a legitimate cloud infrastructure (OVH) associated with Ahrefs, a known SEO company. While geo-validation anomalies exist, no malicious activity is detected. No immediate action is required, but ongoing monitoring is advised for unusual behavior.
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-281059680 |
| CIDR Block | 54.39.6.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca001-san145.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca001-san145.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 | 3 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 22% | 1 | 2 |
| geolocation | 33% | 2 | 3 |
| Overall | 22% | 10 | 13 |
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 | 2026-05-18 03:23:28 UTC |
| Last Seen | 2026-06-28 06:49:18 UTC |
| Profile Built | 2026-06-29 00:54:42 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 23 |
🔍 19 signal types · 23 observations collected
This report is generated from 19+ 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.