20.163.15.207📋 Copy

# IP Intelligence Briefing: 20.163.15.207/32

## Executive Summary

Microsoft Azure infrastructure address (AS8075) in Phoenix, AZ with moderate risk profile (40). No active threat indicators detected, but exhibits elevated neighborhood abuse density (0.625). Recommend monitoring but no immediate blocking unless additional signals emerge.

## Profile Overview

• Risk Score: 40 (Moderate Risk)
• Organization: Microsoft Corporation (ASN 8075)
• Infrastructure: Microsoft Azure Cloud Compute
• Geolocation: Phoenix, Arizona, US (33.45°N, -112.07°W)
• Network Role: Cloud hosting / Firewalled (no open services detected)
• DNS: azpdwsr3600k.stretchoid.com (forward confirmed)

## Threat Assessment

• Known Threats: None identified. Not flagged as known attacker, spam source, or Tor exit node.
• Blacklist Status: 0 direct listings; however, 1 DNSBL listing detected among 8 queried lists.
• Campaign Activity: No correlated campaigns or banner matches.
• DNSBL Listed: Yes (1/8 lists)

## Neighborhood Analysis (20.163.15.0/24)

• Subnet Classification: High abuse
• Abuse Density: 0.625
• Total Siblings: 8 addresses
• Active Siblings: 6 addresses
• Threat Siblings: 5 addresses
• Risk Distribution: 6 medium-risk, 1 low-risk neighbors

Neighbor risk scores cluster between 25-40 with authority scores of 60, indicating consistent Azure infrastructure classification across the subnet.

## Historical Observations

• Total Signals: 22 observations
• Recent Activity: 2026-06-28 showed elevated blacklist activity (8 lists queried, 1 listed with high severity)
• Ownership: Stable Microsoft Corporation assignment
• Infrastructure: Consistently classified as cloud compute throughout observation period

## Recommended Actions

Firewall Rules:

• `iptables -A INPUT -s 20.163.15.207 -j DROP`
• `nft add rule inet filter input ip saddr 20.163.15.207 drop`

WAF Integration:

• Cloudflare: Block with expression `ip.src eq 20.163.15.207`
• AWS WAF: Add to IP set for blocking

## Analysis Notes

This address represents legitimate Microsoft Azure cloud infrastructure. The moderate risk score and neighborhood abuse density reflect the nature of public cloud environments rather than malicious activity. No direct threat indicators present. The single DNSBL listing warrants awareness but does not confirm malicious intent. Monitor for changes in threat indicators or neighborhood abuse patterns.

Priority: LOW — Monitor but no immediate action required absent additional corroborating signals.

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