8.234.163.19📋 Copy

# THREAT INTELLIGENCE BRIEFING

## Target: 8.234.163.19/32

Classification: Moderate Risk Infrastructure

Last Updated: 2026-08-06

Risk Score: 50/100

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EXECUTIVE SUMMARY

IP 8.234.163.19 is registered to Google LLC (ASN: 396982) within the 8.228.0.0/14 CIDR block. The address is geolocated to Washington, DC, US. While infrastructure ownership points to Google, the IP demonstrates moderate risk characteristics with DNSBL listings, warranting defensive posture while recognizing the legitimate cloud infrastructure context.

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OWNERSHIP & INFRASTRUCTURE PROFILE

The IP resolves to `19.163.234.8.bc.googleusercontent.com` with forward-confirmed DNS resolution. No open ports, TLS certificates, or active services detected.

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THREAT INDICATORS

DNSBL Status: Listed on 2 of 8 threat feeds (25% listing rate)

Abuse Confidence: Moderate

Known Campaigns: None identified

Tor Exit Node: No

Known Attacker: No

Spam Source: No

Recent Signal Activity:

• Port scanning attempts detected (2026-08-06T07:35:07 UTC)
• DNS resolution confirmed with googleusercontent.com
• ASN attribution from ARIN registry
• High-severity threat feed listings identified

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NEIGHBORHOOD ANALYSIS

Subnet: 8.234.163.19/24

• Abuse Density: 0
• Classification: Clean
• Active Siblings: 0
• Threat Siblings: 0
• Total Siblings: 1

The /24 subnet demonstrates low abuse density with no neighboring threat activity.

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RELATIONSHIP GRAPH

• DNS Associations: Multiple entries pointing to `19.163.234.8.bc.googleusercontent.com`
• Network Affiliation: GOOGL-2 (Google infrastructure)
• External Connections: None identified

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OBSERVATION HISTORY

Total Observations: 16 signals tracked

Timeline Highlights:

• 2026-08-06T07:35:07 UTC: Port scanning activity detected (confidence: 0.70)
• 2026-08-06T07:33:43 UTC: Organization attribution confirmed (Google LLC, confidence: 0.90)
• 2026-08-06T07:32:37 UTC: DNSBL listings detected (8 total, 2 listed, max severity: high)

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DEFENSIVE RECOMMENDATIONS

Given the moderate risk score and DNSBL presence, consider the following controls:

Firewall Rules:

```bash

# iptables

iptables -A INPUT -s 8.234.163.19 -j DROP

# nftables

nft add rule inet filter input ip saddr 8.234.163.19 drop

# Cloudflare WAF

filter: ip.src eq 8.234.163.19, action: block

```

Contextual Note: While the IP is associated with Google infrastructure, the DNSBL listings and scanning activity warrant defensive blocking if the IP appears in threat feeds or generates traffic to protected systems.

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INTELLIGENCE SUMMARY

This address represents legitimate Google infrastructure with moderate-risk telemetry. The presence of DNSBL listings and scanning activity suggests either misconfigured service behavior or the IP being used for benign but flagged purposes. No evidence of active malicious campaigns or coordinated threat actor activity. Maintain defensive posture but recognize the low-abuse-density neighborhood context.

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