15.235.27.106
IP Intelligence Briefing: 15.235.27.106
Date: 2026-06-10
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**1. Core Profile**
- Risk Score: 40 (Moderate Risk)
- Ownership:
- ASN: 16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd (OVH-CUST-281059692)
- Country: Canada (CA)
- Geolocation:
- City: Singapore (geoPlausible: False)
- Distance Discrepancy: RTT of 28ms suggests proximity to Asia, conflicting with 6,082km distance from reported location.
- Network Role:
- Type: Cloud Compute (OVH infrastructure)
- Subnet: 15.235.27.0/24 (OVH-managed)
- Services: No open ports or TLS certificates detected.
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**2. Threat & Activity**
- Threat Indicators:
- No malicious indicators, abuse confidence, or known campaigns.
- DNS: Resolves to `proxy-ca013-san106.ahrefs.net` (Ahrefs domain).
- Historical Observations (Last 30 Days):
- 19 signals recorded, including DNS resolution, network scans, and geo validation.
- Geo Validation: Low confidence due to RTT inconsistency (28ms vs. expected 121.6ms for 6,082km).
- Scans: No active services or banners detected.
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**3. Relationships & Neighbors**
- Network Relationships:
- Linked to OVH-CUST-281059692 (same subnet).
- DNS association with ahrefs.net (Ahrefs Pte Ltd).
- Subnet Analysis (15.235.27.0/24):
- Abuse Density: 55.86% (high_abuse classification).
- Neighbors: 256 total IPs, 168 active. 143 are flagged as risky.
- Key Neighbors:
- 15.235.27.0–15.235.27.4 (risk scores: 40–25).
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**4. Recommendations**
1. Verify Geolocation: Investigate the Singapore vs. Canada discrepancy.
2. Monitor Subnet: Track high-risk neighbors in 15.235.27.0/24 for lateral movement.
3. DNS Monitoring: Confirm legitimacy of `proxy-ca013-san106.ahrefs.net` as Ahrefs infrastructure.
4. Network Segmentation: Ensure cloud compute instances are isolated from sensitive systems.
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Conclusion:
This IP is associated with Ahrefs' OVH cloud infrastructure, showing no direct malicious activity. However, the geolocation anomaly and high-risk subnet warrant further investigation to rule out spoofing or compromised neighboring IPs.
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-281059692 |
| CIDR Block | 15.235.27.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca013-san106.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca013-san106.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 | 34% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 15% | 2 | 2 |
| reputation | 23% | 1 | 2 |
| geolocation | 40% | 2 | 3 |
| Overall | 23% | 10 | 13 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-23 18:28:42 UTC |
| Last Seen | 2026-06-28 22:27:27 UTC |
| Profile Built | 2026-06-29 04:30:36 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 20 |
Full dossier details are available via our API.