52.53.161.176📋 Copy

# IP Intelligence Briefing: 52.53.161.176/32

Classification: Low Risk Cloud Infrastructure Asset

Analysis Date: Current

Risk Score: 30/100

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## Executive Summary

IP 52.53.161.176 is a low-risk AWS EC2 compute instance operating in the US-West-1 (Oregon) region. The address belongs to Amazon Web Services infrastructure with no evidence of malicious activity. Observed behavior is consistent with legitimate web hosting operations. No blocking or restrictive measures recommended.

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## Technical Profile

Ownership & Registration:

• ASN: 16509 (Amazon Technologies Inc.)
• Provider: Amazon Web Services
• Infrastructure Type: CloudCompute
• RIR: ARIN
• Classification: Cloud Hosting

Geolocation:

• Country: United States (US)
• Region: California (CA)
• City: San Jose
• Coordinates: 37.35°N, -121.96°W
• Timezone: America/Los_Angeles

DNS Resolution:

• PTR Hostname: ec2-52-53-161-176.us-west-1.compute.amazonaws.com
• Forward Resolution: Confirmed
• Primary Domain: amazonaws.com
• Secondary Domain Association: unicoreus.com

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## Network Services

Server Fingerprint: nginx/1.18.0 (Ubuntu)

TLS Certificate: CloudFlare Origin Certificate Authority

Certificate Subject: CN=CloudFlare Origin Certificate, O="CloudFlare, Inc.", C=US

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## Threat Intelligence Assessment

Risk Indicators:

• Reputation Status: Low Risk
• Abuse Confidence Score: None
• Blacklist Count: 0
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Is Proxy: No

Threat Feeds:

• Pulsedive Risk: None detected
• Known Campaigns: None
• Threat Indicators: None

Control Plane Analysis:

• BGP Prefix: 52.52.0.0/15
• Origin ASN: 16509
• Route Stability: Stable
• DNSBL Listed: 0/8 lists
• RPKI State: Validated

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## Network Neighborhood (52.53.161.0/24)

Subnet Classification: Mostly Clean

Abuse Density: 0.0 (No abuse in subnet)

Total Siblings: 1

Active Siblings: 1

Threat Siblings: 1 (isolated, not indicative of coordinated activity)

Inherited Risk: 2/100

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## Observation History

Total Signals Observed: 24

Analysis Period: Recent monitoring window

Temporal Indicators:

• Threat Observation Count: 1
• Threat Persistence: None
• Persistently Malicious: No
• Ownership Changes: 0

Recent Signal Types:

• DNS Resolution (amazonaws.com, unicoreus.com)
• HTTP Headers (nginx/1.18.0, HTTP/2.0, HSTS: No)
• Certificate Validation (CloudFlare Origin)

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## Relationship Graph

Total Relationships: 46

Primary Associations:

• Same Network: AT-88-Z
• DNS Association: ec2-52-53-161-176.us-west-1.compute.amazonaws.com
• No malicious or suspicious entity links identified

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## Recommended Actions

Risk Score: 30 (Low Risk)

Security Recommendations:

1. No blocking required - IP represents legitimate cloud infrastructure

2. Monitor SSH traffic (port 22) - Standard AWS EC2 configuration

3. Verify application behavior - HTTP/HTTPS services on ports 80, 443, 8080

4. No firewall rules recommended based on current risk profile

5. Standard monitoring protocols - No anomalous activity detected

Discretionary Monitoring:

• Consider observing TLS certificate validity for unicoreus.com domain
• Monitor for changes in DNS resolution patterns
• Track HTTP response headers for security policy compliance

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## Intelligence Conclusion

IP 52.53.161.176 is identified as a legitimate Amazon Web Services EC2 instance with no malicious indicators. The infrastructure shows standard cloud hosting characteristics with proper DNS resolution, valid TLS certificates, and no blacklist associations. The associated subnet (52.53.161.0/24) demonstrates clean abuse density metrics. SOC analysts may include this IP in allow-listed infrastructure or apply standard cloud provider monitoring policies without additional restrictions.

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