47.128.111.0📋 Copy

# IP INTELLIGENCE BRIEFING: 47.128.111.0

Classification: Cloud Infrastructure Asset | Risk Level: Moderate (40/100)

Date Generated: 2026-06-21 | Data Source: IPDebrief Intelligence Platform

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## EXECUTIVE SUMMARY

IP address 47.128.111.0 is an Amazon Web Services EC2 instance hosted in Singapore (ap-southeast-1 region). While the individual IP presents moderate risk, the associated /24 subnet exhibits elevated abuse density (68.57%), indicating a high-activity cloud environment. No active threat indicators were observed on this specific IP address.

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## INFRASTRUCTURE PROFILE

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## THREAT ASSESSMENT

Risk Score: 40 (Moderate Risk)

Abuse Confidence Score: Not applicable (cloud infrastructure)

Blacklist Count: 0

Known Attacker: No

Tor Exit Node: No

Spam Source: No

Threat Indicators

• No active threat indicators detected
• No associated malware campaigns
• No DNS blacklist listings on this specific IP
• No known attack attribution

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## SUBNET CONTEXT: 47.128.111.0/24

Abuse Density: 68.57% (HIGH)

Total Siblings: 35 IPs

Active Siblings: 25 IPs

Threat Siblings: 24 IPs

Neighborhood Risk Distribution

• High Risk: 0 IPs
• Medium Risk: 14 IPs
• Low Risk: 24 IPs

Analysis: The /24 subnet shows significant cloud infrastructure activity with multiple IPs exhibiting risk scores of 25–40. The elevated abuse density suggests this subnet serves multiple tenants with varying security postures. This IP's risk score of 40 aligns with the inherited subnet risk of 27.

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## OBSERVATION HISTORY

Total Observations: 24 signals

Timeline: June 2026 (recent activity)

Key Historical Signals

1. Network Classification: Confirmed as high-abuse subnet (2026-06-21)

2. Geolocation: Singapore (multi-signal inference, confidence 56%)

3. Ownership: Stable (no ownership changes observed)

4. Threat Status: Not persistently malicious

5. Scanning Activity: Multiple port scans observed during observation window

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## RELATIONSHIP GRAPH

Total Relationships Identified: 36

Primary Associations

• Network: AMAZON-SIN (multiple instances)
• DNS Hostname: ec2-47-128-111-0.ap-southeast-1.compute.amazonaws.com
• Infrastructure Provider: Amazon Web Services

Network Stability

• Route Stability: Stable (isRouteStable: true)
• BGP Prefix: 47.128.0.0/14
• Origin ASN: 16509
• Delegation Age: 9,534 days
• RPKI State: Consistent

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## ACTIONABLE INTELLIGENCE

Recommended Actions

1. Traffic Policy: Apply standard cloud traffic filtering rules. No specific blocking required for this IP.

2. Monitoring: Monitor for lateral movement within the 47.128.111.0/24 subnet given the high abuse density (68.57%).

3. Baseline: Establish traffic baseline for EC2-47-128-111-0.ap-southeast-1.compute.amazonaws.com to identify anomalies.

4. Contextual Analysis: Be aware that 24 of 35 sibling IPs in this subnet have been flagged as threat-related. Correlate any suspicious activity with broader subnet intelligence.

5. DNS Verification: Forward DNS resolution confirms hostname consistency with AWS infrastructure. No spoofing indicators.

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## SOC ANALYST NOTES

This IP represents legitimate AWS cloud infrastructure in Singapore. The moderate risk score (40) is consistent with cloud environments hosting multiple workloads. While the specific IP shows no malicious activity, the associated subnet's high abuse density warrants awareness during incident correlation.

Priority: LOW-MONITOR

Action: Standard cloud traffic policies apply. No immediate mitigation required.

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End of Briefing

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