20.237.221.211📋 Copy

# IPDEBRIEF INTELLIGENCE BRIEFING

Target: 20.237.221.211/32

Classification: Cloud Infrastructure (Microsoft Azure)

Date: 2026-07-30

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## EXECUTIVE SUMMARY

IP 20.237.221.211 is a Microsoft Azure cloud compute resource located in Boston, MA. The asset maintains a low-risk profile (Score: 25) with no active threat indicators. The IP is listed on one DNSBL with high severity classification. No open ports or services are exposed; the system is fully firewalled. No relationships or neighboring threats were identified in the /24 subnet.

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## INFRASTRUCTURE PROFILE

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## THREAT ASSESSMENT

Overall Risk Score: 25 (Low Risk)

Abuse Confidence: Not scored

Blacklist Status: Listed on 1 of 8 DNSBLs (High Severity)

Tor Exit Node: No

Known Attacker: No

Spam Source: No

Campaign Association: None detected

Threat Indicators:

• Zero threat indicators in profile
• No known campaigns
• No threat feeds matches
• No active attacker status

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## OBSERVATION HISTORY

Total Observations: 9 signals

Most Recent: 2026-07-30 02:03 UTC

Key Historical Signals:

• DNSSEC validation confirmed (true)
• ASN 8075 confirmed via Cymru DNS
• DNSBL listing with high severity detected
• PTR record: None (no reverse DNS)

Temporal Analysis: No persistent malicious behavior detected. Threat observation count: 0. IP not classified as persistently malicious.

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## NEIGHBORHOOD ANALYSIS

Subnet: 20.237.221.211/24

Abuse Density: 0

Threat Siblings: 0

Active Siblings: 0

High/Medium/Low Risk Neighbors: 0/0/0

No neighboring threats identified in the /24 subnet.

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## RELATIONSHIP GRAPH

Connected Entities: 0

No relationships detected to subnets, hostnames, organizations, or certificates.

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## RECOMMENDED ACTIONS

Risk Score: 25 (Low)

Action Priority: Monitor

Recommendations:

• No immediate blocking actions required
• Monitor DNSBL listing status
• Continue standard cloud infrastructure monitoring
• No specific firewall rules generated due to low risk profile

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## INTELLIGENCE NARRATIVE

IP 20.237.221.211 operates as a Microsoft Azure cloud compute resource within the 20.192.0.0/10 address space. The infrastructure demonstrates stable Microsoft ownership with consistent geolocation data from Boston, MA. Despite listing on one DNSBL with high severity, the overall risk assessment remains low (25), consistent with cloud infrastructure that may appear on security research blocklists.

No services or ports are exposed; the system is firewalled. No threat indicators, campaigns, or relationships were detected. The neighborhood shows zero abuse density, indicating this IP is not part of a coordinated threat cluster.

SOC Analyst Guidance: Treat as low-risk cloud infrastructure. No immediate action required. Monitor DNSBL listing status and maintain standard cloud resource monitoring procedures.

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