20.228.133.97📋 Copy

# IP Intelligence Briefing: 20.228.133.97/32

Classification: LOW RISK – Legitimate Cloud Infrastructure

Analysis Date: 2026-06-15

Source: IPDebrief Intelligence Platform

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## Executive Summary

IP address 20.228.133.97 is identified as Microsoft Corporation cloud infrastructure (Microsoft Azure). The IP carries a risk score of 25 (Low Risk) and shows no active threat indicators. The address is part of Microsoft's AS8075 network and is classified as cloud compute infrastructure. No malicious activity, campaigns, or threat correlations were detected.

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## Ownership and Infrastructure

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## Risk Assessment

• Overall Risk Score: 25 (Low Risk)
• Abuse Confidence Score: Not applicable
• Blacklist Count: 0
• Threat Indicators: None detected
• Known Campaigns: None
• Tor Exit Node: False
• Known Attacker: False
• Spam Source: False

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## Network Behavior

• Open Ports: None detected
• Active Services: None detected
• TLS Certificate: None
• HTTP Banner: None
• Reverse DNS: None
• Forward Resolution: Unresolved

The IP is configured with firewalled/no services posture, consistent with cloud infrastructure that may not expose public-facing services from this specific endpoint.

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## Control Plane Analysis

• Operator Score: 0.1304 (Minimal)
• Route Stability: False
• DNSSEC Valid: True
• RPKI State: Not available
• Route Changes (30 days): 0

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## Temporal Analysis

• Threat Persistence Days: 0
• Threat Observation Count: 1
• Ownership Changes: 0
• Persistently Malicious: False

The IP has demonstrated consistent ownership and infrastructure classification with no observed malicious behavior over the observation period.

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## Geographic Data

• Country: United States (US)
• Region: Virginia (VA)
• Coordinates: 37.37° N, -79.46° W
• Timezone: America/New_York
• Geo Source Count: 2
• Geo Consensus: True

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## Neighborhood Analysis (20.228.133.0/24)

• Subnet Classification: Mostly Clean
• Abuse Density: 0
• Total Siblings: 1
• Active Siblings: 1
• Threat Siblings: 1
• High Risk Neighbors: 0
• Medium Risk Neighbors: 0

The immediate /24 subnet shows minimal abuse density, consistent with Microsoft's legitimate cloud infrastructure.

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## Relationship Graph

The IP maintains 11 network relationships, all identified as "Same Network" with MSFT (Microsoft Corporation), confirming the IP's integration within Microsoft's broader network infrastructure.

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## Observation History

Total observations: 18

Key observations:

• 2026-06-15: Operator score 0.1304, DNSSEC validation active
• 2026-06-09: Confirmed Microsoft Azure cloud infrastructure, Virginia location
• Consistent Classification: No changes to infrastructure type or ownership over observation period

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## Recommended Actions

Note: While the control plane data indicates 1 DNSBL listing among 8 total lists, the overall threat assessment remains LOW RISK. This discrepancy warrants continued monitoring but does not currently indicate malicious activity.

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## Conclusion

IP 20.228.133.97 represents legitimate Microsoft Azure cloud infrastructure with no evidence of malicious activity. The IP demonstrates stable ownership, consistent geographic attribution to Virginia, and clean neighborhood metrics. No security actions or blocking are recommended. Standard monitoring practices should be maintained.

Analyst Notes: This IP should be treated as trusted infrastructure. If this IP appears in threat feeds or incident reports, investigate the context of those reports against this baseline profile.

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