35.203.211.126📋 Copy

# IP Intelligence Briefing: 35.203.211.126/32

## Executive Summary

Intellectual analysis of IP address 35.203.211.126 identified this as a Google Cloud infrastructure endpoint with moderate risk profile (risk score 40). The IP resolved to googleusercontent.com domain and demonstrated consistent geolocation to London, GB across multiple observation periods. No active threat indicators were detected in the current threat feed scan.

## Technical Profile

The IP address belongs to Google LLC (ASN 396982) within the Google Cloud network infrastructure. Reverse DNS resolution returned 126.211.203.35.bc.googleusercontent.com, confirming legitimate cloud service hosting. No open ports were detected during service scanning, and no TLS certificates or HTTP banners were observed, classifying the endpoint as "Firewalled / No Services" infrastructure.

## Risk Assessment

Current risk assessment scored 40 (Moderate Risk) with the following breakdown:

• Ownership Score: 0 (Google Cloud infrastructure)
• Abuse Confidence Score: Null
• Blacklist Status: No blacklist listings detected
• Network Classification: CloudCompute (Google Cloud)

The IP demonstrated stable ownership characteristics with zero ownership changes recorded in the observation history.

## Observational History

Analysis of 24 historical observations revealed consistent patterns:

• Geolocation: Persistent London, GB signals across all observation periods (confidence 0.56)
• Subnet Classification: Mixed to high abuse classification observed, with abuse density ranging from 0.4681 to 0.5455
• Inherited Risk: 18-21 range across observation periods
• Network Stability: Moderate stability with no persistent malicious activity flags

Temporal analysis showed threat observation count of 1 with threat persistence days at 0, indicating transient rather than persistent malicious behavior.

## Neighborhood Analysis

The /24 subnet (35.203.211.0/24) contains 46 sibling IP addresses with the following distribution:

• Risk Distribution: 24 medium risk, 22 low risk, 0 high risk
• Abuse Density: 0.5455 (high abuse classification)
• Threat Siblings: 24 threat-identified IPs within the subnet
• Active Siblings: 27 currently active endpoints

Neighborhood analysis indicates this IP shares network infrastructure with multiple other cloud endpoints, which is typical for Google Cloud deployments.

## Relationship Graph

Thirty relationships were identified:

• DNS Associations: Multiple entries pointing to 126.211.203.35.bc.googleusercontent.com
• Network Association: GOOGLE-CLOUD network classification
• Related Entities: Standard Google Cloud infrastructure relationships

## Security Recommendations

Based on the risk profile, the following defensive measures are recommended:

Firewall Rules

• iptables: `iptables -A INPUT -s 35.203.211.126 -j DROP`
• nftables: `nft add rule inet filter input ip saddr 35.203.211.126 drop`
• nginx: `deny 35.203.211.126;`
• pfSense: 35.203.211.126/32
• Cloudflare WAF: Block with expression `ip.src eq 35.203.211.126`
• AWS WAF: Add to protected addresses list

Analyst Notes

The moderate risk score and cloud infrastructure classification warrant monitoring but do not indicate confirmed malicious activity. The IP represents legitimate Google Cloud infrastructure. Blocking should be applied selectively based on specific threat intelligence correlation, as the neighborhood shows mixed risk characteristics typical of large-scale cloud deployments.

Classification: Cloud Infrastructure - Monitor

Status: No immediate threat indicators detected

Recommendation: Review against threat intelligence context before implementing blocking rules

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