159.223.22.139📋 Copy

# INTELLIGENCE BRIEFING: 159.223.22.139/32

## EXECUTIVE SUMMARY

IP address 159.223.22.139 is associated with DigitalOcean cloud infrastructure (ASN 14061) with a moderate risk score of 50. The IP is geolocated to Frankfurt am Main, Germany, operating within DigitalOcean's DO-13 network block (159.223.0.0/16). No active threat indicators, open services, or malicious behavior were detected during analysis. The IP exhibits a clean classification within its /24 subnet with zero abuse density.

## OWNERSHIP & INFRASTRUCTURE

• Organization: DigitalOcean, LLC
• ASN: 14061
• Network: DO-13 (159.223.0.0/16)
• Infrastructure Type: CloudCompute
• Geolocation: Frankfurt am Main, Hesse, Germany (DE)
• Classification: Cloud hosting environment

## NETWORK BEHAVIOR

• Service Exposure: No open ports detected; service status shows "Firewalled / No Services"
• DNS Configuration: No PTR hostnames, no forward resolution, no hosted domains
• Email Authentication: SPF and DMARC records not configured
• Certificate Status: No TLS certificates observed

## THREAT ASSESSMENT

• Risk Score: 50 (Moderate Risk)
• Threat Indicators: None detected
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Blacklist Count: 0
• Campaign Correlation: No known campaigns

## CONTROL PLANE ANALYSIS

• BGP Prefix: 159.223.16.0/20
• Route Stability: Stable (0 route changes in 30 days)
• DNSSEC Validation: Valid
• DNSBL Listings: 2 of 8 total lists (minimal impact)
• Operator Score: 0.1304 (Minimal)

## OBSERVATION HISTORY

Analysis of 12 historical observations indicates stable, non-malicious behavior:

• No persistent malicious activity detected
• Threat persistence days: 0
• Threat observation count: 0
• Recent classifications consistently show "clean" status for the /24 subnet

## NEIGHBORHOOD ANALYSIS

The /24 subnet (159.223.22.0/24) shows:

• Abuse Density: 0
• Classification: Clean
• Threat Siblings: 0
• Active Siblings: 0

## RELATED ENTITIES

Four relationship records identified, all pointing to the same network (DO-13), indicating no cross-subnet or cross-organization associations.

## RECOMMENDED ACTIONS

Based on the moderate risk profile and lack of active threat indicators, no immediate blocking is required. However, the following firewall rules are available for deployment if additional context warrants:

```bash

# iptables

iptables -A INPUT -s 159.223.22.139 -j DROP

# nftables

nft add rule inet filter input ip saddr 159.223.22.139 drop

# Cloudflare WAF

{"description":"Block 159.223.22.139 — IPDebrief risk score 50","action":"block","filter":{"expression":"ip.src eq 159.223.22.139"}}

```

## ANALYST NOTES

This IP represents a DigitalOcean cloud resource with no observed malicious activity. The moderate risk score likely reflects the default baseline for cloud infrastructure rather than specific malicious behavior. No immediate action required; monitor for changes in reputation or threat indicators.

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