54.39.89.74
Threat Intelligence Briefing for IP 54.39.89.74/32
*Generated via IPDebrief Analysis*
---
**1. Risk Profile**
- Overall Risk Score: Low (25/100)
- Provider/Authority Scores: Neutral (0/100)
- Network Classification: "mostly_clean" with 17% abuse density in the /24 subnet.
- Threat Indicators: No malicious activity detected (no blacklists, campaigns, or DNS-based threats).
- Geolocation: Canada (QC, Beauharnois), inferred with 35% confidence.
---
**2. Ownership & Network Role**
- ASN: 16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd (OVH-CUST-281059691)
- Network Type: Cloud compute infrastructure (OVH-hosted, no residential/mobile traffic).
- Services: No open ports or TLS services detected.
---
**3. Observation History**
- Recent Activity:
- Geolocation inferred as Canada (2026-06-09).
- Network operator score labeled "Basic" (0.4348).
- Listed in 1 DNSBL with low severity (1/8 lists).
- Trend: No significant changes in risk or threat signals over time.
---
**4. Relationships**
- Linked Entities:
- DNS: PTR hostname `proxy-ca012-san74.ahrefs.net` (Ahrefs Pte Ltd).
- Network: Same subnet (`54.39.89.0/24`) with 232 sibling IPs.
- Organization: OVH (ASN 16276).
- No Known Campaigns or Malicious Associations.
---
**5. Neighborhood Analysis**
- Subnet: `54.39.89.74/24`
- Neighbor Risk:
- 100 total IPs, 92 low-risk, 8 medium-risk.
- 40 IPs flagged as potential threats (abuse density: 17%).
- Notable: Subnet appears stable, but 8% of neighbors show elevated risk.
---
**6. Recommendations**
- Monitoring: Track subnet abuse density for anomalies.
- Firewall: Consider allow-listing OVH ASN (16276) for legitimate traffic.
- DNS: Monitor Ahrefs-related hostnames for unexpected behavior.
- Compliance: Verify DNSBL listing (low severity) aligns with organizational policies.
---
Conclusion: This IP is part of a legitimate OVH-hosted cloud infrastructure with no direct malicious indicators. However, its subnet contains a small percentage of higher-risk IPs, warranting continued monitoring. No immediate action required, but maintain visibility for network stability.
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-san74.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca012-san74.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 | 20% | 2 | 3 |
| services | 21% | 2 | 2 |
| ownership | 22% | 3 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 26% | 12 | 18 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-21 21:01:09 UTC |
| Last Seen | 2026-06-28 16:51:01 UTC |
| Profile Built | 2026-06-29 04:55:41 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 27 |
Full dossier details are available via our API.