15.235.98.205
IP Intelligence Briefing: 15.235.98.205/32
Date: 2026-06-09
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**1. Core Profile**
- Risk Score: Moderate (50/100)
- Ownership: Owned by OVH (ASN 16276), registered to Ahrefs Pte Ltd.
- Geolocation:
- Country: Canada (CA)
- City: Singapore (inferred via DNS, but geoplacement discrepancy noted).
- RTT Analysis: 26ms latency inconsistent with 6082km distance (likely misconfigured or spoofed).
- Network Role: CloudCompute (OVH infrastructure), hosting provider.
- Services: No open ports or TLS certificates detected.
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**2. Threat Indicators**
- Malicious Activity: No indicators of compromise (IOC) detected (no malware, phishing, or spam links).
- DNS Associations: Linked to `proxy-ca019-san205.ahrefs.net` (Ahrefs domain, legitimate).
- BGP/Network:
- Subnet `15.235.98.0/24` has mixed abuse density (34.39% risky siblings).
- IP is part of a larger OVH /17 block (`15.235.0.0/17`), with 87 malicious siblings.
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**3. Observation History**
- Last 30 Days:
- No persistent threats or malicious campaigns.
- Stable network role (CloudCompute) with no changes in ownership or services.
- DNS resolution and geolocation data inconsistent (potential misconfiguration).
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**4. Relationships**
- Network:
- Same subnet (`15.235.98.0/24`) with 253 total IPs (155 active, 87 flagged as risky).
- BGP prefix `15.235.0.0/17` (OVH infrastructure).
- DNS:
- Resolves to `proxy-ca019-san205.ahrefs.net` (Ahrefs, legitimate).
- Organizations:
- Directly linked to Ahrefs Pte Ltd (OVH customer).
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**5. Recommendations**
- Monitoring: Track geolocation anomalies and subnet abuse density.
- Validation: Verify DNS and geolocation data for potential spoofing.
- Firewall: No immediate blocking required; monitor for unexpected traffic patterns.
Conclusion: The IP is a legitimate OVH-hosted cloud instance with no current malicious activity. However, geolocation inconsistencies and subnet abuse metrics warrant closer scrutiny.
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*Generated via IPDebrief threat intelligence tools.*
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-281059698 |
| CIDR Block | 15.235.98.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca019-san205.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca019-san205.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 | 31% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 19% | 2 | 2 |
| reputation | 31% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 24% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-21 20:59:21 UTC |
| Last Seen | 2026-06-28 15:30:51 UTC |
| Profile Built | 2026-06-29 09:37:20 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 26 |
Full dossier details are available via our API.