34.155.74.136📋 Copy

# IP Intelligence Briefing: 34.155.74.136/32

Classification: LOW RISK — Legitimate Cloud Infrastructure

Date: Current Intelligence Cycle

Risk Score: 25/100

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## Executive Summary

IP 34.155.74.136 is a Google Cloud infrastructure address assigned to Google LLC (ASN 396982). The IP is classified as cloud compute infrastructure with a low-risk profile. No active services are exposed, and the surrounding /24 subnet shows zero abuse density. This IP represents legitimate cloud infrastructure, not a threat actor asset.

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## Profile Overview

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## Threat Assessment

Threat Indicators: None detected

• Blacklist count: 0
• Known attacker: No
• Spam source: No
• Tor exit node: No

DNSBL Status: 1 listing out of 8 total lists (dnsblListedCount)

• Operator score: 0.3478 (Basic)
• This appears to be a benign cloud infrastructure listing rather than malicious activity

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## Network Behavior

Services: None open

• Open ports: Empty
• TLS certificate: None
• HTTP title: None
• Infrastructure type: Firewalled / No Services

DNS Resolution:

• PTR hostname: 136.74.155.34.bc.googleusercontent.com
• Forward resolution: Confirmed (1 hostname)
• Domain: googleusercontent.com
• Email authentication: SPF and DMARC records present

Network Stability:

• Route stability: False (route changes observed)
• BGP prefix: 34.155.0.0/17
• RPKI state: Not validated
• DNSSEC: Valid

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## Historical Analysis

Observation Count: 17 total observations

Temporal Profile:

• Ownership changes: 0
• Threat persistence days: 0
• Is persistently malicious: False

Recent Activity (June 16, 2026):

• Classification: Clean
• Abuse density: 0
• Geolocation consistency: Paris, FR (multi-signal inference)
• Threat indicators: None observed

The IP has demonstrated consistent behavior with no escalation in threat posture over the observation window.

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## Relationship Analysis

Connected Entities: 5 relationships identified

• 3x Same Network (GOOGL-2)
• 2x DNS Association (136.74.155.34.bc.googleusercontent.com)

All relationships point to Google-owned infrastructure with no cross-organization links or suspicious entity associations.

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## Neighborhood Analysis

Subnet: 34.155.74.136/24

Abuse Density: 0%

Classification: Clean

Sibling Analysis:

• Total siblings: 1
• Active siblings: 0
• Threat siblings: 0

The /24 neighborhood shows no abuse or threat activity, reinforcing the benign nature of this IP.

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## Recommended Actions

Security Posture: Monitor but no blocking required

• Firewall: Allow or deny based on organizational policy for Google Cloud
• Threat Detection: No alerting triggered
• Incident Response: Not applicable — legitimate infrastructure

Notes for SOC:

1. This is Google Cloud infrastructure, commonly used for web hosting, CDN, and cloud services

2. No active services detected — likely behind firewall

3. Single DNSBL listing is consistent with cloud provider IP reputation management

4. No correlation with known threat campaigns or malicious actors

5. Recommended to whitelist or allow-list for operational traffic if legitimate use case exists

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Intelligence Confidence: High

Data Sources: IPDebrief multi-signal inference

Last Updated: Current cycle

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