47.128.119.20📋 Copy

# IP Intelligence Briefing: 47.128.119.20/32

Classification: Moderate Risk | Date: Current | Status: Actionable

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## Executive Summary

IP address 47.128.119.20 is an Amazon Web Services (AWS) cloud infrastructure endpoint located in Singapore (ap-southeast-1). The IP carries a moderate risk score of 40 and is associated with AWS EC2 infrastructure. While the endpoint itself shows no active open ports or direct threat indicators, the subnet exhibits elevated abuse density, warranting defensive monitoring.

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## Technical Profile

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## Threat Indicators & History

Current Risk Assessment

• Threat Indicators: None currently active
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Blacklist Count: 0
• DNSBL Listed: 1 of 8 lists

Historical Signal Analysis

Analysis of 21 historical observations reveals:

• June 2026: Multiple threat signals detected from AlienVault OTX sources (23 pulse matches)
• Infrastructure Signals: Consistent AWS cloud compute classification
• Subnet Abuse Density: 0.5895 (High abuse classification)
• Threat Persistence: No persistent malicious activity detected

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## Neighborhood Analysis

Subnet: 47.128.119.20/24

• Total Siblings: 95
• Active Siblings: 70
• Threat Siblings: 56
• Abuse Density: 0.5895 (High)
• Risk Classification: High Abuse

The subnet demonstrates elevated abuse activity with 59% of active siblings flagged as threats. This contextual risk factor should be considered in network segmentation decisions.

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## Network Relationships

• DNS Associations: ec2-47-128-119-20.ap-southeast-1.compute.amazonaws.com (primary)
• Network Affiliation: AMAZON-SIN network
• Relationship Count: 42 total relationships
• Campaign Correlation: No known campaign matches

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## Recommended Actions

Immediate Mitigation

Based on risk assessment, the following defensive measures are recommended:

Firewall Rules:

• iptables: `iptables -A INPUT -s 47.128.119.20 -j DROP`
• nftables: `nft add rule inet filter input ip saddr 47.128.119.20 drop`
• nginx: `deny 47.128.119.20;`
• pfSense: `47.128.119.20/32`
• Cloudflare WAF: Block IP with expression `ip.src eq 47.128.119.20`
• AWS WAF: Add to block list with description "IPDebrief risk 40"

Monitoring Recommendations

• Monitor subnet 47.128.119.0/24 for related activity
• Implement rate limiting for AWS EC2 ranges in Singapore region
• Review historical threat signals from June 2026 for pattern correlation

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## Analyst Notes

This IP represents a cloud infrastructure endpoint with moderate risk characteristics. The absence of open services reduces immediate exploitability, but the subnet-level abuse density warrants continued monitoring. Recommended approach: Block at network perimeter, monitor for lateral activity within the /24 subnet, and maintain threat intelligence correlation with related AWS endpoints.

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