4.193.187.18📋 Copy

# INTELLIGENCE BRIEFING: 4.193.187.18/32

## EXECUTIVE SUMMARY

IP address 4.193.187.18 is classified as Low Risk (risk score: 25) and represents Microsoft Azure cloud infrastructure. No malicious activity or threat indicators have been observed. The IP is part of Microsoft's legitimate address space (AS8075, 4.192.0.0/12) with geolocation in Singapore.

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## OWNERSHIP & INFRASTRUCTURE

• Organization: Microsoft Corporation (MSFT)
• ASN: AS8075
• CIDR Block: 4.192.0.0/12
• Network Name: MSFT
• Infrastructure Type: CloudCompute (Microsoft Azure)
• Classification: Cloud hosting infrastructure
• Geolocation: Singapore (SG), Asia/Singapore timezone
• Provider Score: 0 / Authority Score: 0 / Stability Score: 0

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## THREAT ASSESSMENT

Current Risk Profile:

• Risk Score: 25 (Low Risk)
• Abuse Confidence Score: Not applicable
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Blacklist Count: 0
• Known Campaigns: None detected
• Threat Feeds: Clean

Control Plane Indicators:

• Origin ASN: 8075
• BGP Prefix: 4.192.0.0/12
• Route Changes (30d): 0
• Route Stability: Unstable
• DNSSEC Valid: Yes
• DNSBL Listed: 1 of 8 total lists
• Operator Score: 0.1304 (Minimal)

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## OBSERVATION HISTORY (16 Total Signals)

Recent signal observations indicate:

• Most Recent (2026-08-04): Minimal operator score (0), no active threat signals
• Geolocation Signals: Confirmed Singapore location (lat: 1.35, lon: 103.82)
• Network Classification: Microsoft Azure cloud infrastructure confirmed
• Historical Data: No persistent malicious activity detected
• Threat Persistence Days: 0

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## NETWORK NEIGHBORHOOD

• Subnet: 4.193.187.18/24
• Abuse Density: 0% (Clean classification)
• Risk Distribution: 0 high, 0 medium, 0 low risk neighbors
• Active Siblings: 0
• Threat Siblings: 0
• Neighbor Count: 0

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## RELATIONSHIP GRAPH

• Total Relationships: 6
• Relationship Types: All "Same Network" pointing to MSFT
• Associated Entities: Microsoft Corporation network infrastructure

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## SERVICES & DNS

• Open Ports: None detected
• TLS Certificates: None
• HTTP Title/Server Banner: None (Firewalled / No Services)
• PTR Hostnames: None
• Forward Resolution: Not confirmed
• Hosted Domains: 0
• Email Auth (SPF/DMARC): Not configured

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## SECURITY ACTIONS & RECOMMENDATIONS

Recommended Actions: None

Firewall Rules: Not required

Risk-Based Classification: Low Risk / Legitimate Cloud Infrastructure

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## ANALYST NOTES

This IP address represents normal Microsoft Azure cloud infrastructure operating from Singapore. The low risk score (25) and absence of threat indicators, blacklist entries, or malicious activity patterns indicate benign cloud hosting. The IP shows no open services and is properly routed within Microsoft's BGP announcement space. No immediate security actions are required.

Classification: LOW RISK / LEGITIMATE INFRASTRUCTURE

Recommended Handling: Monitor as part of normal cloud traffic; no blocking or filtering required.

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