149.233.211.25📋 Copy

## INTELLIGENCE BRIEFING: 149.233.211.25/32

Classification: Low Risk / Residential Broadband

Date: Current

Analyst: IPDebrief Intelligence Team

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EXECUTIVE SUMMARY

IP 149.233.211.25 is a residential broadband endpoint classified as low risk (Risk Score: 25). The address belongs to a private PPPoE customer network operated by WTNET (ASN 15943), a German ISP. No active malicious indicators detected. One DNSBL listing identified. Geolocation data shows conflicting country assignments requiring validation.

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NETWORK OWNERSHIP & CLASSIFICATION

• ASN: 15943 (NORDERSTEDT-MNT)
• Organization: WT-PPPOE-PRIVATE-CUSTOMER-NET
• CIDR Block: 149.233.192.0/19
• Registration: RIR-AFRINIC
• Network Type: Residential PPPoE Customer Network
• Infrastructure: Firewalled / No Active Services Detected

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GEOLOCATION ANALYSIS

Primary Assignment: United States (Boston, MA)

Secondary Assignment: Germany (Hamburg, Free and Hanseatic City of Hamburg)

Discrepancy Note: Geolocation data sources are inconsistent. Profile data indicates US assignment, while historical observations show Germany. This geographic conflict warrants additional validation. Multiple geo sources (geoSourceCount: 2) with geoConsensus: false indicates low confidence in location accuracy.

Routing Path: Originates through Comcast and additional transit networks (12 hops total)

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THREAT INDICATORS

DNSBL Status: Listed on 1 of 8 blacklist sources (Max Severity: High per historical observation)

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OBSERVATION HISTORY (15 Signals)

Recent signal activity shows variable confidence levels (0.17–0.85):

• Geolocation Signals: Mixed US/Germany assignments
• Control Plane: Operator score 0.2609 (Basic classification)
• DNSBL: High severity listing detected in 2026-07-28 observation
• Network Role: Residential classification with no CDN/Cloud/Proxy indicators

Threat Persistence: 0 days observed. IP is not persistently malicious.

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NETWORK RELATIONSHIPS

• DNS Associations: 149.233.211.25.dynamic-pppoe.dt.ipv4.wtnet.de (WTNET dynamic PPPoE hostname)
• Network Affiliation: WT-PPPOE-PRIVATE-CUSTOMER-NET (2 network relationships)
• Related Entities: No anomalous relationships to subnets, organizations, or certificates detected

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SUBNET ANALYSIS (149.233.211.0/24)

• Abuse Density: 0 (Clean subnet)
• Total Sibling IPs: 0
• Active Siblings: 0
• Threat Siblings: 0
• Risk Distribution: No high/medium/low risk neighbors detected

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SECURITY ACTIONS & RECOMMENDATIONS

Current Risk Score: 25 (Low Risk)

Recommended Actions: None generated by automated analysis

Firewall Rules: Not applicable (no active services detected)

Assessment: No immediate blocking or filtering required. However, the DNSBL listing and geolocation discrepancy warrant monitoring.

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INTELLIGENCE ASSESSMENT

Threat Level: LOW

Primary Concern: DNSBL listing (1 of 8 lists) with high severity classification in historical data, though current profile shows no active threat indicators.

Key Findings:

1. Residential endpoint with dynamic PPPoE hostname (typical consumer broadband)

2. No open ports or active services (firewalled configuration)

3. Clean subnet environment with zero abuse density

4. Geolocation inconsistency requires validation

5. No correlation to known malicious campaigns or related threat infrastructure

Recommendation: Monitor for DNSBL listing persistence. If high-severity listing persists beyond 7 days, consider enhanced monitoring. No immediate containment actions required.

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END OF BRIEFING

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