198.244.168.75📋 Copy

IPDEBRIEF THREAT INTELLIGENCE BRIEFING

Subject: 198.244.168.75/32

Classification: MODERATE RISK - Cloud Infrastructure with High-Abuse Neighborhood

Date: Current Intelligence Cycle

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EXECUTIVE SUMMARY

IP 198.244.168.75 is a cloud-based hosting resource associated with OVH infrastructure in London, UK. The IP presents a moderate risk score of 40/100. While the IP itself shows no active malicious indicators, it resides within a /24 subnet exhibiting high-abuse density (0.8125) with 208 threat-identified siblings out of 256 total. The PTR hostname indicates association with Ahrefs proxy infrastructure (proxy-uk001-san75.ahrefs.net), though forward DNS resolution remains unconfirmed.

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OWNERSHIP AND INFRASTRUCTURE

The IP is classified as cloud infrastructure with no detected services on open ports. The BGP prefix 198.244.128.0/17 demonstrates unstable routing, while DNSSEC validation and CAA records are properly configured.

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THREAT INDICATOR ANALYSIS

Active Threats: NONE DETECTED

• No known attacker indicators
• No spam source classification
• Not a Tor exit node
• No active threat feeds matched
• No known campaign associations

Blacklist Status:

• DNSBL listings: 1/8 total lists
• Abuse confidence score: Not applicable
• No Pulsedive risk indicators

Email Reputation:

• No SPF, DMARC, or TXT authentication records
• Forward DNS resolution unconfirmed

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NEIGHBORHOOD INTELLIGENCE

Subnet: 198.244.168.0/24

Abuse Density: 0.8125 (HIGH)

Total Siblings: 256

Active Siblings: 202

Threat Siblings: 208

Risk Distribution in /24:

• High Risk: 0 IPs
• Medium Risk: 62 IPs
• Low Risk: 38 IPs
• Inherited Risk Score: 32/100

The subnet exhibits elevated abuse density consistent with OVH cloud hosting patterns. While the target IP shows no individual malicious activity, the neighborhood context warrants defensive awareness.

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OBSERVATION HISTORY (23 Signals)

Recent observations confirm consistent cloud infrastructure classification with OVH provider. Historical signals indicate:

• Continuous cloud hosting designation
• Persistent PTR record association with ahrefs.net
• Geolocation inference consistently pointing to UK region
• No ownership changes detected

Temporal analysis shows no persistent malicious behavior patterns. Threat persistence days: 0. Is persistently malicious: false.

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DEFENSIVE RECOMMENDATIONS

Recommended Actions:

1. Monitor - No immediate blocking required given clean threat profile

2. Log - Monitor for unusual outbound connections or port scans

3. Rate Limit - Consider rate limiting given high-abuse neighborhood context

4. Geo-Filtration - Evaluate policy requirements for UK-origin traffic

Firewall Rules (Suggested):

```

# Allow established connections, deny new from high-risk subnet

# Priority: LOW - Based on moderate risk profile

iptables -A INPUT -s 198.244.168.0/24 -m state --state NEW -j LOG --log-prefix "198.244.168.0/24: "

iptables -A INPUT -s 198.244.168.0/24 -m state --state ESTABLISHED -j ACCEPT

```

Cloudflare/AWS WAF: Consider geo-based rules for UK traffic with rate limiting thresholds based on organizational policy.

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INTELLIGENCE CONFIDENCE

• Data Quality: HIGH (Multiple signal sources, geo consensus confirmed)
• Risk Assessment: MODERATE (Clean IP with high-abuse neighborhood context)
• Action Priority: MONITOR (No immediate threat, but neighborhood warrants awareness)

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End of Briefing

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