148.227.122.178📋 Copy

## IP INTELLIGENCE BRIEFING: 148.227.122.178

Classification: Moderate Risk (Score: 40/100)

Date: 2026-07-25

Analyst: IPDebrief SOC Intelligence

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EXECUTIVE SUMMARY

IP 148.227.122.178 is a Starlink residential internet connection assigned to Brazil. The address demonstrates moderate risk characteristics with a risk score of 40, primarily driven by its residential ISP classification and presence on minimal DNS blacklist lists. No active malicious indicators, campaigns, or exploit infrastructure were detected. The subnet exhibits low-to-moderate abuse density with mixed risk profiles across neighboring addresses.

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OWNERSHIP & GEOGRAPHY

• Organization: Starlink Brazil Serviços de Internet Ltd
• ASN: 14593
• CIDR Block: 148.227.122.0 - 148.227.122.255 (/24)
• Country: Brazil (BR)
• Region: Federal District, Brasília
• RIR: ARIN
• Geolocation Confidence: 0.28 (Multi-signal inference with 3750km accuracy radius)

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THREAT ASSESSMENT

Current Risk Profile:

• Risk Score: 40 (Moderate)
• Abuse Confidence Score: Not applicable
• Blacklist Count: 2 DNSBL listings
• Operator Score: 0.2174 (Minimal)
• DNSBL Total Lists: 8 (2/8)

Threat Indicators:

• No known attacker indicators
• Not a Tor exit node
• Not identified as spam source
• No active threat campaigns correlated
• No exploit server characteristics detected

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NETWORK BEHAVIOR

Service Status: Firewalled / No Services

• Open Ports: None detected
• HTTP Services: None active
• TLS Certificates: None
• Server Banners: None

DNS Resolution:

• PTR Hostname: customer.brsabra1.isp.starlink.com
• Forward Confirmed: No
• Hosted Domain Count: 0
• Email Auth: SPF and DMARC records present

Control Plane Data:

• Route Stability: Not stable (0 route changes in 30 days)
• RPKI State: Not validated
• IRR Consistency: Not assessed

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OBSERVATION HISTORY

16 historical observations recorded through 2026-07-25:

• Recent observations show consistent Brazilian geolocation (Federal District/Brasília)
• Subnet abuse density maintained at 0.1875 (mostly_clean classification)
• No persistent malicious activity detected
• Ownership changes: 0
• Threat observation count: 0
• Not classified as persistently malicious

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NETWORK RELATIONSHIPS

DNS Associations:

• customer.brsabra1.isp.starlink.com (5 relationship entries)

Network Relationships:

• 148.227.122.0/24 (Same Network - multiple entries)

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NEIGHBORHOOD ANALYSIS

Subnet: 148.227.122.0/24

• Total Siblings: 16
• Active Siblings: 8
• Threat Siblings: 3
• Abuse Density: 0.1875 (18.75%)
• Classification: Mostly Clean
• Inherited Risk Score: 7

Neighbor Risk Distribution:

• High Risk (0/15)
• Medium Risk (4/15): IPs 148.227.122.7, 148.227.122.56, 148.227.122.106, 148.227.122.129 (Risk Score: 40)
• Low Risk (9/15): Various IPs with scores 0-25
• Null Risk: 2 IPs (148.227.122.135, 148.227.122.199)

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SECURITY ACTIONS & RECOMMENDATIONS

Current Actions: No specific firewall rules generated

Recommended Mitigations:

1. Monitoring: Add to threat monitoring lists due to moderate risk score (40) and subnet abuse density

2. Geo-Filtration: Consider geo-blocking if not required for Brazilian operations

3. Rate Limiting: Apply rate limiting on inbound traffic from this /24 subnet

4. DNSBL Monitoring: Monitor for changes in DNSBL listings (currently 2/8)

5. Traffic Analysis: Monitor for unusual traffic patterns from this residential connection

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CONCLUSION

IP 148.227.122.178 represents a Starlink residential connection in Brasília, Brazil, with moderate risk characteristics typical of residential ISP assignments. The address shows no active malicious behavior, but the subnet's abuse density and mixed risk profiles warrant continued monitoring. No immediate blocking action is recommended, but traffic should be logged and monitored for anomalous patterns.

Risk Level: MODERATE

Action Required: MONITOR

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