181.58.39.125📋 Copy

# IPDEBRIEF INTELLIGENCE BRIEFING

Target IP: 181.58.39.125/32

Classification: Residential Cable ISP IP

Risk Level: Low Risk (Score: 25)

Report Date: 2026-07-23

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## EXECUTIVE SUMMARY

IP address 181.58.39.125 is a residential cable subscriber address assigned to Telmex Colombia S.A. (ASN 10620). The IP exhibits low-risk characteristics with no active services, no threat indicators, and no known malicious activity. The address belongs to a /24 subnet with minimal overall abuse density, though one neighboring IP (181.58.39.204) demonstrates elevated risk metrics.

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## OWNERSHIP & GEOLOCATION

• Organization: Telmex Colombia S.A.
• ASN: 10620
• CIDR Block: 181.56.0.0/13
• RIR: LACNIC
• Country: Colombia (CO)
• Region: Antioquia
• City: Envigado
• Geolocation Consensus: Confirmed across multiple sources

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## THREAT INDICATOR ANALYSIS

Assessment: No active threat indicators detected. The IP has no history of persistent malicious activity (threat persistence days: 0).

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## NETWORK CHARACTERISTICS

• Service Status: Firewalled / No Services
• Open Ports: None detected
• DNS Configuration:

- PTR: static-ip-1815839125.cable.net.co

- Forward Resolution: Confirmed (1 hostname)

- Email Authentication: SPF/DMARC not configured

• HTTP Services: None detected
• TLS Certificates: None

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## OBSERVATION HISTORY (15 Observations)

Recent telemetry indicates stable ownership with zero ownership changes. Most recent observations (2026-07-23) confirm:

• Consistent geolocation data from multiple providers
• Stable network classification as residential cable
• No threat persistence patterns observed

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## SUBNET ANALYSIS (181.58.39.0/24)

• Total Siblings: 5
• Abuse Density: 0 (minimal)
• Risk Distribution: 0 High / 1 Medium / 3 Low

Neighbor Risk Profile:

Note: Neighbor 181.58.39.204 demonstrates elevated risk (Score: 70) and should be monitored separately.

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## CONTROL PLANE DATA

• Origin ASN: 10620
• BGP Prefix: 181.58.39.0/24
• Route Stability: Unstable
• RPKI State: Not evaluated
• Delegation Age: Not evaluated
• Operator Score: 0.1304 (Minimal)

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## RELATIONSHIP MAPPING

• Network Association: 181.56.0.0 - 181.63.255.255
• DNS Associations: static-ip-1815839125.cable.net.co (3 entries)

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## RECOMMENDED ACTIONS

No automated firewall rules or blocking recommendations generated. The IP presents no immediate threat requiring action. Standard monitoring practices apply.

Recommended Approach:

• Allow traffic (low risk)
• Monitor for behavioral changes
• Consider blocking if associated with compromised credentials or phishing attempts

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## INTELLIGENCE CONCLUSION

IP 181.58.39.125 represents a standard residential cable subscriber with no evidence of malicious activity. The address should be treated as benign infrastructure with minimal operational impact. Routine security monitoring is recommended, and attention should be paid to neighboring IP 181.58.39.204 which demonstrates elevated risk characteristics.

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