51.222.168.200📋 Copy

# IP Intelligence Briefing: 51.222.168.200/32

Classification: Moderate Risk | Provider: OVH | Infrastructure: CloudCompute

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## Executive Summary

IP 51.222.168.200 is a cloud-hosted address assigned to OVH under customer network OVH-CUST-281059697, associated with Ahrefs Pte Ltd. The IP resolves to hostname proxy-ca018-san200.ahrefs.net but presents no open services, TLS certificates, or active ports. Risk assessment indicates moderate exposure with a risk score of 40/100.

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## Infrastructure Profile

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## Neighborhood Analysis

The parent /24 subnet (51.222.168.0/24) demonstrates elevated abuse activity:

• Abuse Density: 0.8008 (high abuse classification)
• Active Siblings: 229 of 256 IPs
• Threat Siblings: 205 IPs flagged with threat indicators
• Neighbor Risk Scores: Uniform 40/100 across sampled addresses
• Risk Distribution: 100% medium, 0% high/low

The high abuse density indicates this subnet is heavily utilized for cloud hosting services, with significant correlation to threat activity across neighboring addresses.

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## Geolocation Discrepancy

Geolocation data indicates Canada (CA), but reverse geolocation validation reveals inconsistency:

• Claimed Coordinates: 45.5075°N, -73.5887°W (Montreal area)
• Inferred Distance: 5,598 km from probe origin
• Observed RTT: 30ms (minimum possible for distance: 112ms)
• Validation Status: FAILED – RTT violation indicates geolocation data is inaccurate

The RTT discrepancy suggests either spoofed geolocation data, CDN/proxy misconfiguration, or the actual server location differs from reported coordinates.

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## Historical Observations

Analysis of 21 historical signals (June 20–June 28, 2026):

• Cloud Classification: Consistently identified as cloud infrastructure (OVH)
• DNS Resolution: Persistent association with ahrefs.net domain
• Geolocation Signals: Variable and inconsistent across probes
• Threat Persistence: No persistent malicious indicators observed
• Ownership Stability: No ownership changes recorded

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## Threat Indicators

• Blacklist Count: 0
• Known Campaigns: None
• Tor Exit Node: No
• Known Attacker: No
• Spam Source: No
• Abuse Confidence Score: Null
• Pulsedive Risk: Not applicable

No active threat indicators detected at the time of analysis.

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## Recommended Actions

Based on the IP's moderate risk profile and neighborhood abuse density, the following defensive measures are recommended:

1. Monitor: Add to SOC monitoring queue for outbound connection analysis

2. Allow List: No immediate blocking required—IP is not flagged as known attacker

3. Geolocation Validation: Flag for geolocation verification due to RTT inconsistency

4. Subnet Awareness: Apply monitoring controls to /24 subnet given 0.8008 abuse density

5. Service Verification: Confirm expected services match Ahrefs infrastructure requirements

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Intel Source: IPDebrief Intelligence Platform

Analysis Timestamp: 2026-06-28

Classification: Moderate Risk

This summary was generated by AI and may contain inaccuracies. Verify critical details independently.