2607:fb90:b12f:eeff:50ef:3d50:6117:bf9c📋 Copy

# IP Intelligence Briefing

Target: 2607:fb90:b12f:eeff:50ef:3d50:6117:bf9c/128

Classification: Low Risk — Mobile Carrier Infrastructure

Analysis Date: 2026-07-30

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## Executive Summary

The target IP belongs to T-Mobile USA, Inc. (ASN 21928), identified as mobile carrier infrastructure. No malicious indicators, threat activity, or abuse signals detected. Classification: Clean. No blocking action required.

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## Ownership & Infrastructure

• Organization: T-Mobile USA, Inc.
• Network Name: TMOV6-1
• ASN: 21928
• Network Block: 2607:fb90:b100::/40
• Geolocation: United States (Connecticut, Hartford)
• Connection Type: LTE/5G Mobile Carrier
• Mobile Carrier: T-Mobile (MCC: 310, MNC: 260)

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## Risk Assessment

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## Threat Indicators

• Known Attacker: False
• Tor Exit Node: False
• Spam Source: False
• Campaign Matches: 0
• Threat Feeds: None
• DNSBL Listings: 0/0

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## Network Behavior

• Open Ports: None
• Services: Firewalled / No Services
• DNS Records: None
• TLS Certificates: None
• HTTP/HTTPS: Not active

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## Neighborhood Analysis

Subnet: 2607:fb90:b12f:eeff:50ef:3d50:6117:bf9c/48

• Abuse Density: 0 (Clean)
• Siblings: 2 total, 1 active, 0 threats
• Neighbor IP: 2607:fb90:b12f:5770:306f:a47e:f00e:7439 (Risk: 0, Authority: 50)
• Classification: Clean

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## Observation History

Total observations: 17

• Most Recent: 2026-07-30T13:50:40 UTC
• Signal Count: 1/8 (Minimal activity)
• Geolocation: Consistently reported as US
• DNSSEC: Validated
• ICMP: Blocked (expected for mobile carrier)
• Threat Persistence: 0 days

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## Relationships

• 4 relationships detected
• All classified as "Same Network" (TMOV6-1)
• Consistent network attribution across all signals

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## Recommended Actions

None required. This IP represents legitimate mobile carrier infrastructure with no observed malicious activity.

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## SOC Analyst Notes

This IP is part of T-Mobile's mobile carrier network. The absence of open ports and services is consistent with mobile carrier infrastructure, which typically terminates at carrier gateways rather than providing direct client access. The clean reputation, zero risk score, and lack of threat indicators support continued traffic flow without blocking. Monitor for any changes in behavior or new threat indicators in future observations.

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