188.143.232.117📋 Copy

## INTELLIGENCE BRIEFING: 188.143.232.117/32

Classification: Moderate Risk

Date of Analysis: 2026-06-24

Source: IPDebrief Intelligence Platform

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EXECUTIVE SUMMARY

IP address 188.143.232.117 is classified as Moderate Risk (Risk Score: 40) with a geolocation consensus of St. Petersburg, Russia. The IP is assigned to ASN 34665 (PINDC-AS - Petersburg Internet Network ltd., RU) under the organization Leon Lundberg. While the IP itself shows no direct threat indicators, it operates within a subnet exhibiting high abuse density (70.7%), with 181 of 256 sibling IPs classified as threats.

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NETWORK OWNERSHIP & INFRASTRUCTURE

The IP has reverse DNS resolution to `188-143-232-117.server.com` with no SPF, DMARC, or other email authentication records configured. No TLS certificates, HTTP services, or open ports were detected during scanning.

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THREAT INDICATORS

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SUBNET ABUSE ANALYSIS

The /24 neighborhood (188.143.232.0/24) shows elevated abuse activity:

• Abuse Density: 70.7% (HIGH)
• Active Siblings: 109 of 256 IPs
• Threat Siblings: 181 IPs
• Risk Distribution: Medium: 30, Low: 70

This indicates the subnet is heavily utilized for potentially malicious activities, with the target IP inheriting an adjacent risk score of 28.

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OBSERVATION HISTORY

Temporal analysis reveals:

• 2026-06-24: Recent ASN and geolocation signals from Cymru DNS (confidence: 0.85)
• 2026-06-03: Previous service scan with TLS/HTTP probing; geolocation inferred as Russia (confidence: 0.52)
• Total Observations: 20 signals over monitoring period
• Threat Persistence: 0 days (not persistently malicious)

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NETWORK CLASSIFICATION

Network role assessed as "Firewalled / No Services" — no active services detected on open ports.

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RECOMMENDED ACTIONS

Immediate:

1. Monitor — IP shows moderate risk with high-abuse neighborhood context

2. Block outbound — If this IP appears in incoming traffic, consider blocking given subnet abuse density

3. Allow inbound — No active services detected; if legitimate, allow limited access with rate limiting

Firewall Rules:

```

# Block if unexpected inbound traffic

iptables -A INPUT -s 188.143.232.0/24 -j DROP

# Allow if legitimate with rate limiting

iptables -A INPUT -s 188.143.232.0/24 -m limit --limit 1/min -j ACCEPT

```

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INTELLIGENCE ASSESSMENT

This IP represents a moderate-risk observation within a high-abuse Russian residential ISP subnet. While the IP itself shows no direct threat activity, the 70.7% abuse density in the /24 subnet warrants defensive monitoring. The lack of open services suggests the IP may be dormant, parked, or used for non-service purposes. Given the subnet's abuse profile, maintain elevated monitoring thresholds for any traffic from this IP range.

Threat Level: MODERATE

Confidence: 85%

Priority: Monitor

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