20.171.125.209📋 Copy

# IP INTELLIGENCE BRIEFING: 20.171.125.209/32

Classification: Moderate Risk — Legitimate Cloud Infrastructure with Minor Risk Signals

Date: 2026-08-05

Analyst: IPDebrief Intelligence Team

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## EXECUTIVE SUMMARY

IP 20.171.125.209 is a Microsoft Azure cloud compute endpoint located in Phoenix, AZ, US (AS8075/MSFT). The IP presents a moderate risk profile (score: 40) with no active threat indicators. The address is part of Microsoft's legitimate cloud infrastructure and shows minimal malicious activity. However, the IP is listed on 2 of 8 DNSBLs, warranting awareness but not immediate blocking without additional corroborating signals.

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## INFRASTRUCTURE PROFILE

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## THREAT INDICATORS

Active Threat Signals: None

• No known attacker indicators
• No spam source classification
• No Tor exit node activity
• No known malware campaigns associated

Reputation Concerns:

• Listed on 2 of 8 DNSBLs
• Control plane operator score: 0.1304 (Minimal)

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## OBSERVATION HISTORY

Total observations recorded: 19 signals over the observation period. Key temporal data:

• Recent Activity: 2026-08-05
• Threat Observation Count: 1 isolated incident
• Persistence Status: Not persistently malicious
• Ownership Changes: 0 (stable)

The IP shows consistent Microsoft Corporation ownership with no significant ownership transitions detected.

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## NETWORK RELATIONSHIPS

All relationship mappings resolve to Microsoft (MSFT) network infrastructure:

• 10 relationship entries, all categorized as "Same Network"
• Consistent organizational attribution across all linked entities
• No cross-organizational or suspicious lateral relationships detected

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## SUBNET NEIGHBORHOOD ANALYSIS

Subnet: 20.171.125.209/24

Abuse Density: 25%

Classification: Mostly Clean

Sibling IP Risk Distribution:

• 3 IPs with low risk scores (25/100)
• 1 IP with null risk score (unresolved)
• 1 known threat sibling identified

The 20.171.125.0/24 subnet exhibits low-to-moderate abuse density, with the target IP (20.171.125.209) showing higher risk than most neighbors.

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## SERVICE STATUS

• Open Ports: None detected
• TLS Certificate: Not configured
• HTTP Banner: Not detected
• Service Purpose: Firewalled / No Services

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## RECOMMENDED ACTIONS

Based on risk profile (40/100), the following controls are recommended:

Note: These recommendations are probabilistic. Given this is Microsoft Azure infrastructure, blocking may impact legitimate business communications. Verify with additional intelligence before implementing block rules.

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## ANALYST NOTES

This IP belongs to Microsoft's Azure cloud infrastructure. The moderate risk score is elevated relative to typical cloud compute endpoints due to DNSBL listings. The lack of active threat indicators, open ports, or known campaign associations suggests the risk is likely incidental (e.g., legitimate traffic flagged by defensive systems).

Recommended approach: Monitor rather than block. If traffic from this IP correlates with malicious activity, implement targeted blocking. For general traffic, allow with logging for anomaly detection.

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*Report generated by IPDebrief Intelligence Platform*

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