16.58.56.214📋 Copy

# INTELLIGENCE BRIEFING: 16.58.56.214/32

## Executive Summary

Risk Assessment: HIGH (80/100)

IP address 16.58.56.214 is registered to Amazon Web Services infrastructure in Columbus, Ohio. Despite being part of AWS cloud compute environment, the IP exhibits elevated threat indicators with 4 DNSBL listings. Recommended immediate monitoring and consideration for traffic blocking.

## Ownership and Infrastructure

• Organization: Amazon.com, Inc. (ASN: 16509)
• Network Role: Cloud Compute / Hosting Infrastructure
• Geolocation: Columbus, OH, US (Lat: 39.96, Lon: -83.00)
• Infrastructure Type: Amazon AWS Cloud Environment
• BGP Prefix: 16.58.0.0/17

## Threat Intelligence Profile

• Risk Score: 80/100 (High Risk)
• Abuse Confidence: Listed on 4 of 8 DNSBL feeds
• Operator Score: 0.1304 (Minimal)
• Known Campaigns: None identified
• Tor Exit Node: No
• Known Attacker: No
• Spam Source: No

## Network Services and DNS

• Open Ports: None detected (Firewalled / No Services)
• PTR Hostname: scan.visionheight.com
• Forward Resolution: visionheight.com
• DNSSEC: Valid
• TLS Certificate: None detected
• HTTP Services: None detected

## Historical Observation Timeline

Analysis of 25 signal observations reveals consistent patterns:

• Recent Activity (June 2026): Multiple observations with "Minimal" operator scores
• Signal Count: 2-3 signals per observation period
• Confidence Levels: 0.21-0.60 across observation periods
• Threat Persistence: 0 days (transient activity)

## Neighborhood Analysis

• Subnet: 16.58.56.0/24
• Total Siblings: 1
• Active Siblings: 1
• Threat Siblings: 1
• Abuse Density: 0 (low neighborhood-level threat concentration)
• Classification: Mostly Clean

## Related Entities

• Network Relationships: 59 relationships identified, primarily AMAZO-4 network
• Same Network: Multiple AMAZO-4 network references
• Control Plane: Route stable, RPKI state pending validation

## Recommended Actions

Severity: Critical

1. Immediate: Increase logging verbosity for this IP address and review recent activity

2. Blocking: Implement firewall rules to drop traffic from 16.58.56.214

3. WAF: Configure Cloudflare WAF and AWS WAF rules to block the address

Firewall Implementation:

• iptables: `iptables -A INPUT -s 16.58.56.214 -j DROP`
• nftables: `nft add rule inet filter input ip saddr 16.58.56.214 drop`
• nginx: `deny 16.58.56.214;`
• Cloudflare WAF: Block rule with expression `ip.src eq 16.58.56.214`
• AWS WAF: Block rule for address 16.58.56.214/32

## Analyst Notes

While the IP resides within AWS cloud infrastructure (which typically reduces risk), the elevated risk score of 80 combined with 4 DNSBL listings warrants defensive action. The forward DNS resolution to scan.visionheight.com suggests this IP may be associated with scanning or reconnaissance activities. The absence of open ports indicates the IP is firewalled but the reputation data suggests abuse potential. Monitoring neighboring IPs in the 16.58.56.0/24 subnet shows 1 active threat sibling, suggesting coordinated activity.

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*Intel produced by IPDebrief Intelligence Platform. Timestamp: Current analysis window.*

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