51.222.95.219
IP Intelligence Briefing: 51.222.95.219
*Generated via IPDebrief Analysis*
---
**1. Core Profile**
- Risk Score: 40 (Moderate Risk)
- Owner: Ahrefs Pte Ltd (OVH ASN 16276)
- Geolocation: Registered to Canada (CA), but DNS resolves to Singapore. Geolocation plausibility flagged as false.
- Network Role: CloudCompute infrastructure (OVH-hosted).
- Threat Indicators: No direct malicious indicators (no blacklists, spam, or known campaigns).
---
**2. Observation History**
- Recent Activity:
- Moderate risk score observed since June 2026.
- Subnet abuse density in 51.222.95.0/24 is 59.77% (high abuse classification).
- Historical signals show inconsistent confidence (0.23–0.75).
- Behavioral Flags:
- No honeypot hits or campaign correlations.
- DNSSEC and CAA validation present.
---
**3. Network Relationships**
- Linked Entities:
- Subnet: 51.222.95.0/24 (OVH-CUST-281059689).
- DNS: Resolves to proxy-ca010-san219.ahrefs.net (no abuse indicators).
- No direct ties to known malicious organizations or domains.
---
**4. Neighborhood Analysis**
- Subnet Overview:
- 256 total IPs, 192 active, 153 flagged as threats.
- Abuse Density: 59.77% (high risk).
- Neighboring IPs show mixed risk scores (25–40), with 78% classified as medium/low risk.
---
**5. Recommended Actions**
- Monitoring:
- Track subnet abuse trends due to high density.
- Validate geolocation discrepancy (Canada vs. Singapore DNS).
- Defense:
- Block IP via firewall (rules provided in tool response).
- Monitor for unexpected outbound connections or DNS anomalies.
- Investigation:
- Cross-check with Ahrefs’ infrastructure for potential misconfigurations.
---
Note: No immediate malicious activity detected, but subnet-level risks warrant closer scrutiny.
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-281059689 |
| CIDR Block | 51.222.95.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | proxy-ca010-san219.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca010-san219.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 | 39% | 2 | 3 |
| Overall | 25% | 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 21:00:56 UTC |
| Last Seen | 2026-06-28 16:25:54 UTC |
| Profile Built | 2026-06-29 04:30:36 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 24 |
Full dossier details are available via our API.