186.143.200.56📋 Copy

# IP Intelligence Briefing: 186.143.200.56

## Executive Summary

IP address 186.143.200.56 is a low-risk residential connection from Argentina under Movistar Argentina infrastructure. Current risk score: 15 (Low). No active threat indicators detected. Recommended action: Monitor but no immediate blocking required.

## Ownership and Infrastructure

• ASN: 22927 (Telefónica Móviles Argentina S.A. / Movistar Argentina)
• CIDR Block: 186.143.200.0/24 (within 186.140.0.0/14)
• Location: Buenos Aires, Argentina (AR)
• Service Classification: Firewalled / No Services Detected
• Network Role: Residential ISP connection

## Risk Assessment

## Technical Observations

• Open Ports: None detected
• DNS Resolution: No forward resolution confirmed
• TLS Certificates: None observed
• DNSSEC: Valid
• Control Plane: Listed on 1 of 8 DNSBL lists (medium severity)

## Historical Activity

• Observation Count: 13 signals
• Last Observed: 2026-07-30
• Geolocation: Consistent Argentina assignment (Buenos Aires region)
• Threat Persistence: No persistent malicious activity detected
• Campaign Correlation: No certificate or campaign matches

## Neighborhood Analysis

• Subnet: 186.143.200.0/24
• Abuse Density: 0
• High-Risk Neighbors: 0
• Medium-Risk Neighbors: 0
• Total Siblings: 0 active

## Intelligence Notes

• IP demonstrates residential ISP characteristics with firewalled behavior
• No evidence of command-and-control activity, scanning, or brute force attempts
• Single DNSBL listing indicates historical or transient reputation issues
• Network is stable with no ownership changes observed

## Recommended Actions

Based on current risk profile (15), no immediate blocking is warranted. Recommended approach:

• Firewall: Allow or monitor based on organizational policy for residential ISP ranges
• SIEM: Log traffic for baseline comparison
• Threat Hunting: No additional investigation required at this time

Classification: LOW RISK

Confidence: High (based on 13 observation signals)

Last Updated: 2026-07-30

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