54.39.89.246
IP Intelligence Briefing: 54.39.89.246
Date: 2026-06-08
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**1. Core Profile**
- Risk Score: 50 (Moderate Risk)
- Ownership:
- ASN: 16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd
- Subnet: 54.39.89.0/24
- Geolocation:
- Country: Canada (QC, Beauharnois)
- Latitude/Longitude: Unresolved
- Threat Indicators:
- No known malicious activity (no blacklists, campaigns, or spam).
- DNS PTR: `proxy-ca012-san246.ahrefs.net` (linked to Ahrefs, a legitimate SEO tool).
- Network Role:
- Hosting provider (OVH) with no public services (open ports, TLS, or HTTP).
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**2. Observation History**
- Recent Activity (Last 30 Days):
- Listed in 8 threat intelligence sources (1 high-severity listing).
- Domain `proxy-ca012-san246.ahrefs.net` hosted by Ahrefs.
- Operator score: "Minimal" (0.2174).
- Subnet abuse density: 41.98% (mixed classification).
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**3. Relationships & Neighbors**
- Linked Entities:
- Same network: OVH-CUST-281059691 (243 IPs in subnet).
- DNS: Ahrefs subdomain (`proxy-ca012-san246.ahrefs.net`).
- Subnet Risk:
- 102 threat siblings (44% of 243 IPs).
- 56 medium-risk IPs, 44 low-risk IPs.
- 16 inherited risk points from subnet.
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**4. Security Actions**
- Recommended Mitigations:
- Block via firewall:
- `iptables -A INPUT -s 54.39.89.246 -j DROP`
- `nft add rule inet filter input ip saddr 54.39.89.246 drop`
- Cloud/WAF rules:
- Cloudflare: Block IP with description "IPDebrief risk 50".
- AWS WAF: Add `54.39.89.246/32` to a rule.
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**5. Analysis & Recommendations**
- Context:
- The IP is associated with Ahrefs, a legitimate company, but resides in a subnet with mixed risk.
- No direct malicious indicators, but 41.98% subnet abuse density suggests potential for compromise.
- SOC Actions:
- Monitor traffic to/from this IP, especially given its hosting role.
- Consider blocking based on subnet risk if further anomalies are detected.
- Validate DNS associations with Ahrefs to confirm legitimate use.
Conclusion: Moderate risk due to subnet context. No immediate action required unless suspicious activity is observed.
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-san246.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Hosted Domain | ip246.ip-54-39-89.net |
| Forward Hostnames | proxy-ca012-san246.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 | 39% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 22% | 1 | 2 |
| geolocation | 39% | 2 | 3 |
| Overall | 24% | 10 | 13 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-17 09:11:22 UTC |
| Last Seen | 2026-06-28 05:00:28 UTC |
| Profile Built | 2026-06-28 23:05:59 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 24 |
Full dossier details are available via our API.