18.183.47.54📋 Copy

# IP Intelligence Briefing: 18.183.47.54/32

Classification: Low Risk | Jurisdiction: Japan (Tokyo) | Infrastructure: AWS CloudCompute

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## Executive Summary

IP 18.183.47.54 is a legitimate Amazon Web Services cloud computing endpoint located in the Tokyo region (ap-northeast-1). The IP presents no malicious indicators and operates within standard AWS infrastructure boundaries. Risk score of 25 (Low Risk). No immediate threat action required.

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## Infrastructure Profile

Ownership & Registration:

• ASN: 16509 (Amazon.com, Inc.)
• Organization: Amazon Data Services Japan
• Network Name: AMAZON-NRT
• CIDR Block: 18.183.0.0/16
• RIR: ARIN

Geolocation:

• Country: Japan (JP)
• Region: 13
• City: Tokyo
• Coordinates: 35.68°N, 139.69°E
• Timezone: Asia/Tokyo

DNS Resolution:

• PTR Hostname: ec2-18-183-47-54.ap-northeast-1.compute.amazonaws.com
• Forward Confirmation: Valid
• Domain: amazonaws.com

Network Role:

• Provider: Amazon Web Services
• Infrastructure Type: CloudCompute
• Classification: Cloud Hosting
• Status: No open services detected (Firewalled/No Services)

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## Threat Assessment

Risk Indicators:

• Risk Score: 25 (Low Risk)
• Abuse Confidence Score: Not applicable
• Blacklist Count: 0
• Known Attacker Status: False
• Tor Exit Node: False
• Spam Source: False

Control Plane:

• Route Stability: False
• DNSSEC Valid: True
• DNSBL Listed: 1 (8 total lists)

Campaign Correlation:

• Campaign Likelihood: None
• Cert Matches: 0
• Correlated IPs: 0

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## Historical Observation Analysis

Observation Count: 21 signals over monitoring period

Temporal Trends:

• Ownership Changes: 0 (Stable ownership)
• Threat Persistence Days: 0
• Threat Observation Count: 1

Classification Consistency:

• Cloud infrastructure classification maintained across all observations
• Location consistently resolved to Tokyo, Japan
• Provider consistently identified as Amazon Web Services
• No degradation or escalation in risk profile observed

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## Network Neighborhood Analysis

Subnet: 18.183.47.54/24

• Abuse Density: 0 (Clean)
• Neighbor Count: 0
• Risk Distribution: No high or medium risk neighbors
• Classification: Mostly Clean
• Active Siblings: 1
• Threat Siblings: 1 (Note: Single threat sibling detected within /24)

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## Relationship Graph

Key Associations:

• DNS Associations: Multiple entries pointing to ec2-18-183-47-54.ap-northeast-1.compute.amazonaws.com
• Network Associations: AMAZON-NRT subnet
• Certificate Associations: None detected

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## Recommended Actions

Immediate Actions: None Required

Firewall Rules: No restrictive rules recommended for this IP. Standard AWS traffic patterns observed.

Monitoring Recommendations:

• Monitor for any changes in DNS resolution patterns
• Track for emergence of open services or port activity
• Continue observation for any risk score escalation

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## Intelligence Assessment

This IP address represents standard AWS cloud infrastructure with no evidence of malicious activity. The single threat sibling within the /24 subnet does not indicate direct correlation with 18.183.47.54. The IP's consistent classification across 21 observations demonstrates stable, non-malicious behavior. SOC teams may treat this as benign traffic requiring only standard logging and monitoring practices.

Confidence Level: High

Last Updated: 2026-06-29

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