57.151.128.130📋 Copy

# INTELLIGENCE BRIEFING: 57.151.128.130/32

Classification: LOW RISK / CLOUD INFRASTRUCTURE

Date: 2026-06-16

Analyst: IPDebrief Intelligence Division

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## EXECUTIVE SUMMARY

IP 57.151.128.130 is a Microsoft Azure cloud compute infrastructure endpoint with a low-risk profile (Risk Score: 25). The address is part of Microsoft's cloud network (ASN 8075) in the Redmond, WA region. No active threat indicators, known campaigns, or malicious behavior patterns were identified during the assessment.

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## OWNERSHIP & INFRASTRUCTURE

• Organization: Divya Quamara
• ASN: 8075 (Microsoft Azure)
• Network: 57.151.0.0/16 (cloud)
• Geolocation: United States, Washington, Redmond
• Infrastructure Type: CloudCompute
• Status: Firewalled / No Services Detected

The IP resolves to Microsoft Azure cloud infrastructure. No open ports or active services were identified during probing, consistent with properly configured cloud compute instances that are not directly exposed to the internet.

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## THREAT ASSESSMENT

Overall Risk Score: 25 (Low Risk)

Threat Indicators:

• Blacklist Count: 0
• DNSBL Listings: 1 of 8 lists
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Known Campaigns: None

Abuse Confidence: Null (insufficient data for definitive classification)

Behavioral Analysis:

• No enumeration strikes recorded
• No WAF violations detected
• No honeypot hits
• Zero total incidents
• Threat persistence days: 0
• Not classified as persistently malicious

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## NEIGHBORHOOD ANALYSIS

Subnet: 57.151.128.0/24

Abuse Density: 0.2857 (Mixed)

Classification: Mixed Risk

Neighbor Risk Distribution (7 siblings):

• High Risk: 0
• Medium Risk: 0
• Low Risk: 7

Sibling IPs Analyzed:

The /24 subnet demonstrates a predominantly low-risk profile consistent with legitimate cloud infrastructure usage.

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## OBSERVATION HISTORY

Total Observations: 16

Latest Observation: 2026-06-16T13:36:52 UTC

Confidence Level: 75% (subnet classification)

Historical Trends:

• No ownership changes detected
• Average ownership duration: N/A
• Threat observation count: 1
• Is persistently malicious: No

The IP has demonstrated stable characteristics with no escalation in threat activity over the observation period.

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## CONTROL PLANE DATA

• Origin ASN: 8075
• BGP Prefix: 57.150.0.0/15
• RPKI State: Not Available
• Route Stability: False
• DNSSEC: Valid
• Operator Score: 0.1304 (Minimal)
• Route Changes (30d): 0
• Is Route Stable: False
• Is MOAS: False

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## NETWORK TRAVERSE

Traceroute Analysis:

• Hop Count: 23
• Transit Network: Comcast
• First Hop RTT: 0.2ms
• Last Hop RTT: 63.7ms
• Timed Out Hops: 7

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## RELATIONSHIPS

Identified Relationships: 9

• All relationships classified as "Same Network" type
• All point to network value: "cloud"

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## SECURITY RECOMMENDATIONS

Threat Level: LOW

Action Required: NONE

Justification:

1. IP addresses within Microsoft Azure cloud infrastructure (ASN 8075) are legitimate cloud compute endpoints

2. No threat indicators, malware signatures, or attack patterns detected

3. Subnet exhibits consistent low-risk characteristics

4. No blacklist entries or abuse reports

Recommended Actions:

• Monitor as-is with standard cloud infrastructure logging
• No firewall rules required for threat mitigation
• No blocking or rate-limiting recommendations
• Continue standard cloud security monitoring practices

If Traffic Observed:

• Verify traffic is legitimate cloud-to-cloud or cloud-to-endpoint communication
• No special handling required for this IP address
• Consider standard Azure traffic patterns for legitimate operations

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## END OF BRIEFING

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