209.85.223.129📋 Copy

# IP Intelligence Briefing: 209.85.223.129

## Executive Summary

Classification: LOW RISK / LEGITIMATE INFRASTRUCTURE

The target IP 209.85.223.129 is a Google-owned cloud compute address associated with legitimate mail infrastructure. No malicious indicators detected.

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## Infrastructure Profile

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## Technical Observations

• DNS Resolution: mail-io0-f129.google.com (Google mail infrastructure)
• Email Authentication: SPF and DMARC records present
• Service Exposure: Firewalled/No services open
• Infrastructure Type: Cloud compute with hosting designation
• Route Stability: Stable BGP routing (AS Path: 15169)

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## Threat Indicators

• Threat Score: 0/100
• Blacklist Status: Not listed (0/8 DNSBLs)
• Known Campaigns: None
• Tor Exit Node: No
• Known Attacker: No
• Spam Source: No
• Abuse Confidence Score: N/A (clean)

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## Neighborhood Analysis (209.85.223.0/24)

• Abuse Density: 0 (Clean subnet)
• Total Siblings: 2
• Active Siblings: 1
• Threat Siblings: 0
• Notable Neighbor: 209.85.223.192 (Risk Score: 25, Authority Score: 90)

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## Historical Signals

• Total Observations: 18 signals
• Recent Activity: Monitoring scans detected 2026-07-29
• Ownership Changes: 0 (Stable ownership)
• Threat Persistence: None observed
• Classification: Not persistently malicious

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## Recommended Actions

NO BLOCKING RECOMMENDED

This IP represents legitimate Google infrastructure. No firewall rules or blocking actions required. The address is associated with standard mail infrastructure (mail-io0-f129.google.com) and shows no malicious behavior patterns.

SOC Analyst Guidance: Treat as benign infrastructure. No correlation with known threat campaigns or malicious activity observed in monitoring systems.

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