216.151.130.85📋 Copy

## IP Intelligence Briefing: 216.151.130.85/32

Classification: Moderate Risk (Score: 40) | Organization: Cisco Webex LLC (ASN: 13445)

Location: San Jose, CA, US | Status: Firewalled / No Services Detected

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Executive Summary

IP address 216.151.130.85 is assigned to Cisco Webex LLC, a legitimate enterprise communications provider. The IP exhibits a moderate risk score (40) despite being associated with a reputable infrastructure provider. No active threat indicators, malicious campaigns, or known attacker indicators were detected. The address is currently firewalled with no open services.

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Ownership & Infrastructure

• Organization: Cisco Webex LLC
• ASN: 13445 (WEBEX - Cisco Webex LLC)
• CIDR Block: 216.151.128.0/20
• Geolocation: San Jose, California, United States
• Registration: ARIN (Allocated: 2017-10-03)
• Control Plane: BGP prefix 216.151.128.0/20; Route stability flagged as false

Network Services & DNS

• Open Ports: None detected
• DNS Resolution: Inactive (forward resolution failed)
• Email Auth: No SPF or DMARC records
• Service Purpose: Firewalled / No Services
• HTTP/HTTPS: No TLS certificate or server banner detected

Threat Indicators

• Blacklist Count: 0
• Known Campaigns: None detected
• Tor Exit Node: False
• Known Attacker: False
• Spam Source: False
• Abuse Confidence: Not applicable
• Threat Feeds: None active
• DNSBL Listed: 1 of 8 lists checked

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Risk Analysis

The moderate risk score (40) is anomalous for a legitimate enterprise communications provider. Contributing factors:

1. Route Instability: BGP route flagged as not stable (isRouteStable: false)

2. DNSBL Listing: Listed on 1 of 8 DNS blacklists

3. Operator Score: 0.1304 (Minimal operator influence)

4. Neighborhood Context: Subnet 216.151.130.0/24 shows mixed risk profile:

- 100 neighbor IPs scanned

- Risk distribution: 51 Medium, 49 Low, 0 High

- Abuse density: 0

- Neighbor risk scores consistently 25 with authority score 50

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Observations & History

• Total Observations: 45 signals recorded
• Ownership Consistency: No ownership changes detected
• Recent Activity: Multiple observations confirm ASN 13445 allocation
• Operator Score Trend: Consistently "Minimal" across recent observations
• Threat Persistence: 0 days (not persistently malicious)
• Campaign Likelihood: None

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Relationships

• Total Relationships: 147
• Network Affiliations: Multiple "Same Network" relationships to CS-1711 network identifiers
• No Certificate or Hostname Associations detected in relationship graph

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Recommended Actions

SOC Analyst Guidance:

• Monitor for route stability changes
• Verify if DNSBL listing is legitimate (potential false positive for enterprise IP)
• No immediate blocking required; IP is associated with legitimate provider
• If this IP appears in threat logs, verify context (likely legitimate traffic or compromised endpoint using provider infrastructure)
• Consider allowlisting for Cisco Webex traffic if previously blocked

Priority: LOW (Legitimate enterprise provider with anomalous risk score)

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