201.151.118.139📋 Copy

# IP Intelligence Briefing: 201.151.118.139

Classification: Low Risk

Date: 2026-07-22

Analyst: IPDebrief SOC Intelligence

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## Executive Summary

IP address 201.151.118.139 is classified as Low Risk with a risk score of 0. The address belongs to Alestra, S. de R.L. de C.V. (ASN 11172), a Mexican ISP operating under LACNIC. Current indicators show the IP is a mobile device (AT&T Mexico LTE/5G connection) with no open services, no threat activity, and clean neighborhood classification.

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## Ownership & Registration

Geolocation:

• Country: Mexico (MX)
• City: SAN NICOLAS DE LOS GARZA
• Geo Confidence: Consensus-based (1 source)

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## Network Role & Classification

DNS Configuration:

• PTR Hostname: static-201-151-118-139.alestra.net.mx
• Forward Resolution: Confirmed
• Hosted Domain Count: 0
• Email Auth: SPF enabled, DMARC not configured

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## Threat Assessment

Control Plane Status:

• Route Stability: False
• Route Changes (30d): 0
• DNSBL Listed: 0/8 lists

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## Neighborhood Analysis (201.151.118.0/24)

Risk Distribution: High: 0, Medium: 0, Low: 0

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## Relationship Graph

• DNS Associations: static-201-151-118-139.alestra.net.mx (3 entries)
• Network Associations: 201.151.0.0 - 201.151.255.255 (2 entries)

No complex inter-entity relationships detected.

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## Historical Signal Analysis

Total Observations: 16

Latest Signal: 2026-07-22 12:25:32 UTC

Key Historical Findings:

• Recent observations consistently show clean classification with 0 abuse density
• Ownership signals indicate stability with no changes
• Geolocation signals point to Mexico with consistent coordinates (23.63, -102.55)
• No escalation in threat signals over observation period

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## Recommended Actions

Current Risk Level: Low

Recommended Actions: None required

Based on the low risk profile and absence of threat indicators, no immediate firewall rules or blocking actions are recommended. Standard network monitoring practices should continue.

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## Intelligence Narrative

IP 201.151.118.139 presents as a benign mobile device endpoint within the Alestra ISP infrastructure. The address is properly reverse DNS resolved to a static hostname, indicating intentional assignment rather than dynamic mobile IP allocation. No services are running on the address, and the neighborhood shows zero abuse density across the /24 subnet.

The IP has no history of malicious activity, no blacklist entries, and no threat indicators across multiple threat feeds. Historical signal analysis shows consistent benign classification with no degradation in reputation over the observation period.

Disposition: Monitor as part of standard network operations. No immediate action required.

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End of Briefing

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