## THREAT INTELLIGENCE BRIEFING
IP Address: 51.222.95.112/32
Date: Intelligence Summary
Risk Level: MODERATE (Score: 40/100)
---
EXECUTIVE SUMMARY
IP 51.222.95.112 operates within OVH cloud infrastructure (ASN 16276) as a hosting service under customer identifier OVH-CUST-281059689. The address resolves to Ahrefs.net domain infrastructure with proxy hostname proxy-ca010-san112.ahrefs.net. Current risk assessment indicates moderate threat posture with no active threat indicators detected.
NETWORK CLASSIFICATION
- Provider: OVH SAS (CloudCompute/Hosting)
- Infrastructure Type: Cloud Computing
- Service Status: Firewalled / No Services Detected
- Geolocation: Canada (CA) - QC region; geolocation validation flagged with RTT anomaly (27ms observed vs 112ms minimum expected for 5598km distance)
- CIDR Block: 51.222.95.0/24
THREAT ASSESSMENT
Current Risk Score: 40/100 (Moderate)
- Abuse Confidence: Not scored
- Blacklist Status: 0/0 lists
- DNSBL Status: Listed on 1 of 8 total DNSBLs
- Known Campaigns: None
- Threat Indicators: None detected
- Tor/VPN/Proxy: Negative for all
Historical Analysis: 23 observations recorded over monitoring period. Infrastructure classification remained stable as OVH cloud hosting. No persistent malicious activity detected.
NEIGHBORHOOD ANALYSIS
Subnet: 51.222.95.0/24
- Abuse Density: 0.7383 (HIGH)
- Classification: High Abuse
- Total Subnet IPs: 256
- Active IPs: 234
- Threat-Classified IPs: 189
- Risk Distribution: 100 medium-risk, 0 high/low-risk
The subnet exhibits elevated abuse density with significant threat concentration across sibling addresses.
RELATIONSHIP MAPPING
40 relationships identified, all mapping to same network identifier (OVH-CUST-281059689). No associations detected with:
- External organizations
- Alternative hostnames
- SSL certificates
- Compromised infrastructure
RECOMMENDED ACTIONS
Based on risk profile, the following firewall rules are recommended:
Immediate Blocking (if required):
```bash
iptables -A INPUT -s 51.222.95.112 -j DROP
nft add rule inet filter input ip saddr 51.222.95.112 drop
```
WAF Integration:
- Cloudflare WAF: Block with description "IPDebrief risk score 40"
- AWS WAF: Add address 51.222.95.112/32 to block list
Operational Note: Given the subnet's high abuse density (0.7383), consider evaluating the entire /24 subnet for broader threat correlation if operational requirements permit.
---
Intelligence Status: ACTIVE MONITORING
Classification: SOC-APPRECIABLE
Source: IPDebrief Threat Intelligence
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข 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 | โ |
๐ DNS Intelligence
| PTR | proxy-ca010-san112.ahrefs.net |
| Forward Confirmed | No โ PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca010-san112.ahrefs.net |
๐ DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
โ๏ธ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting โ Infrastructure provider without advanced routing |
๐ 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 | โ |
| HTTP Title | โ |
๐ TLS Certificate
| SANs | None |
| Valid From | โ |
| Valid Until | โ |
๐ฏ Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 32% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 19% | 2 | 2 |
| reputation | 32% | 1 | 3 |
| geolocation | 34% | 2 | 3 |
| Overall | 24% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) โ 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-05-23 12:24:14 UTC |
| Last Seen | 2026-06-28 21:42:03 UTC |
| Profile Built | 2026-06-29 03:43:34 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 24 |
Full dossier details are available via our API.