159.65.5.51📋 Copy

## IP Intelligence Briefing: 159.65.5.51/32

Classification: Moderate Risk | Risk Score: 40 | Status: Active Monitoring

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**Executive Summary**

IP 159.65.5.51 is a DigitalOcean cloud host located in Singapore with a moderate risk profile (40). The IP presents a standard cloud compute infrastructure footprint with SSH services exposed. No active threat campaigns or malicious indicators were detected. The subnet shows clean abuse density with no correlated threats.

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**Infrastructure & Ownership**

• Provider: DigitalOcean, LLC (ASN: 14061)
• Network: DIGITALOCEAN-159-65-0-0 (159.65.0.0/16)
• Location: Singapore, SG
• Infrastructure Type: Cloud Compute (hosting environment)
• BGP Prefix: 159.65.0.0/20
• Route Stability: Unstable (isRouteStable: false)

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**Technical Fingerprint**

• Open Ports: TCP/22 (SSH - OpenSSH 9.2p1 Debian)
• DNS: No PTR records, no forward resolution
• Email Authentication: SPF/DMARC absent
• TLS: No certificates detected
• Control Plane: 2 DNSBL listings, operator score 0.1304 (Minimal)

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**Threat Indicators**

• Blacklist Count: 0
• Known Attacker: No
• Spam Source: No
• Tor Exit: No
• Threat Feeds: Empty
• Known Campaigns: None
• Campaign Likelihood: None

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**Observation History**

17 signals observed across recent timeframe. Key findings:

• SSH Detection: OpenSSH 9.2p1 Debian banner captured (2026-07-30)
• Operator Score: 0.1304 (Minimal risk classification)
• Ownership Changes: 0 (stable ownership)
• Threat Persistence: 0 days (no persistent malicious activity)
• Geolocation Validation: Consistent across 2 sources

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**Network Neighborhood Analysis**

• Subnet: 159.65.5.51/24
• Abuse Density: 0 (clean classification)
• Total Siblings: 1
• Active Threat Siblings: 0
• Risk Distribution: High: 0 | Medium: 0 | Low: 0

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**Relationships**

5 relationships identified, all pointing to the same network entity (DIGITALOCEAN-159-65-0-0). No external hostname, organization, or certificate relationships detected.

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**Recommended Actions**

Priority: Monitor | Action: Block on egress

Available firewall rules for immediate implementation:

• iptables: `iptables -A INPUT -s 159.65.5.51 -j DROP`
• nftables: `nft add rule inet filter input ip saddr 159.65.5.51 drop`
• nginx: `deny 159.65.5.51;`
• pfSense: `159.65.5.51/32`
• Cloudflare WAF: Block IP 159.65.5.51 (risk score 40)
• AWS WAF: Address 159.65.5.51/32

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**Assessment**

The IP presents a moderate risk profile primarily due to its cloud hosting nature and minimal operator score. SSH exposure is expected for cloud infrastructure. No active malicious indicators, blacklist entries, or campaign associations were detected. The clean neighborhood and lack of threat siblings suggest this is a legitimate cloud host rather than a compromised or malicious endpoint.

Recommended: Monitor for behavioral changes. Consider blocking if this IP is not expected in your traffic patterns. The moderate risk score warrants ongoing observation but does not indicate immediate threat activity.

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