173.234.227.63📋 Copy

# IP Intelligence Briefing: 173.234.227.63

## Executive Summary

IP address 173.234.227.63 presents a moderate-risk profile with significant neighborhood-level threat indicators. While the IP itself shows no direct malicious activity, its /24 subnet demonstrates an extreme abuse density of 0.9336, with 239 out of 256 sibling IPs classified as threats. The address operates within a colocation hosting environment and is listed on 2 DNSBLs.

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## Network Ownership & Infrastructure

• Organization: Leaseweb USA, Inc. (ASN 394380)
• Infrastructure Type: Colocation Hosting / GameServers
• Location: Dallas, TX, US
• BGP Prefix: 173.234.224.0/22
• Network Classification: Provider (Choopa/GameServers)

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## Risk Assessment

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## Threat Intelligence Findings

Direct Threat Indicators:

• No known attack campaigns detected
• Not identified as Tor exit node, known attacker, or spam source
• No open ports or active services detected (firewalled/no services)
• No TLS certificates or HTTP services

Indirect Threat Indicators:

• Subnet Abuse Density: 0.9336 (Critical - extremely high)
• Threat Siblings: 239 out of 256 IPs in /24 subnet classified as threats
• Neighborhood Risk: Inherited risk score of 37/100
• Risk Distribution: 100 medium-risk IPs, 0 high-risk IPs in sampled neighbors

Control Plane Observations:

• DNSSEC validation: Valid
• Route stability: Unstable
• RPKI state: Not evaluated

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## Historical Observation Timeline

Total Observations: 46 signals across monitoring period

• Recent operator scores consistently show "Minimal" classification (raw score: 0.25)
• No persistent malicious behavior detected
• Threat persistence days: 0
• Single threat observation recorded
• Ownership changes: 0

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## Relationship Graph

Connected Entities: 133 relationships detected

• Multiple "Same Network" relationships to LU-79 (Leaseweb network)
• Indicates extensive network-level connectivity

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## Recommended Actions for SOC Analysts

Immediate Actions

1. Monitor, Do Not Block: The IP shows moderate risk with no direct malicious indicators. Blocking may impact legitimate traffic from a hosting provider.

2. Monitor Subnet Traffic: The /24 subnet exhibits critical abuse density. Implement rate limiting and traffic analysis for 173.234.227.0/24.

3. DNSBL Verification: Confirm the 2 DNSBL listings and evaluate their impact on email/reputation.

Defensive Recommendations

• Firewall Rules: No aggressive blocking required. Consider monitoring for unusual outbound connections from this IP.
• Traffic Analysis: Flag traffic from this subnet for deeper inspection during business hours.
• Email Reputation: Monitor email authentication (SPF/DMARC) from this IP if used for mail services.

Long-term Considerations

• Subnet-Level Mitigation: Consider implementing controls at the /24 or /22 level given the extreme neighborhood abuse density.
• Threat Intelligence Integration: Add 173.234.227.63 to monitoring lists as a "watchlist" IP pending neighborhood-level threat development.

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Classification: Moderate Risk / Neighborhood Threat Present

Date: 2026-06-19

Data Sources: IPDebrief Intelligence Platform

Analyst Confidence: Medium (neighborhood data provides context; direct indicators limited)

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