16.171.149.143📋 Copy

# IP Intelligence Briefing: 16.171.149.143

Classification: LOW RISK

Date: Current

Status: Clear for Standard Traffic

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## Executive Summary

IP address 16.171.149.143 is a legitimate Amazon Web Services EC2 instance with no observable malicious activity. The IP maintains a low-risk profile (risk score: 25) and resolves to AWS infrastructure in Stockholm, Sweden (eu-north-1 region). No firewall blocking or defensive actions are recommended at this time.

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## Infrastructure Details

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## Threat Assessment

Risk Score: 25 (Low Risk)

Abuse Confidence: Not applicable (legitimate cloud infrastructure)

Blacklist Status: Not listed on major threat feeds

Threat Indicators:

• No open ports detected
• No TLS/HTTP services exposed
• No known attacker signatures
• No spam source classification
• No Tor exit node activity

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## Neighborhood Analysis

The /24 subnet (16.171.149.0/24) maintains a mostly clean classification:

• Subnet Abuse Density: 0.5 (low)
• Total Siblings: 2
• Active Siblings: 1 (16.171.149.206, risk score: 25)
• Threat Siblings: 1

The neighboring IP shares the same risk profile, consistent with normal AWS cloud environment characteristics.

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## Historical Observations

Recent signal history (last 20 observations) indicates stability:

• Ownership Changes: 0
• Threat Observation Count: 0
• Threat Persistence: Not persistent
• Campaign Association: None detected
• Blast Radius: No correlated IPs identified

No degradation in reputation or emergence of malicious behavior observed.

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## Relationships

The IP maintains associations exclusively within the AWS ecosystem:

• DNS associations to ec2-16-171-149-143.eu-north-1.compute.amazonaws.com
• Network associations to AMAZON-ARN CIDR block
• No external organizational or certificate associations

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## Recommended Actions

No Immediate Action Required

Standard network security practices apply:

• Monitor for unusual outbound traffic patterns from this EC2 instance
• Block only if specific threat intelligence emerges
• No proactive blocking recommended due to low risk profile and legitimate infrastructure classification

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Analyst Notes: This IP represents a standard AWS EC2 compute instance in the Stockholm region. The low risk score and absence of threat indicators are consistent with legitimate cloud infrastructure. No blocking or defensive measures are warranted at this time.

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