176.115.251.18📋 Copy

# IP Intelligence Briefing: 176.115.251.18/32

Date: 2026-07-23

Classification: High Risk

Risk Score: 70/100

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## Executive Summary

IP address 176.115.251.18 is classified as High Risk with a risk score of 70/100. The IP belongs to the NETSYSTEM-NET network (AS198766) under ART-COM-MNT and is associated with 4 DNS blacklist entries. The IP shows no open services, indicating firewall protection or non-service role. No malicious campaigns or known attacker indicators were detected.

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## Network Ownership & Geolocation

• ASN: 198766 (NETSYSTEM-NET)
• Organization: ART-COM-MNT
• CIDR Block: 176.115.240.0/20
• Primary Geolocation: Germany (DE), Berlin
• RIR: RIPE
• PTR Hostname: 176.115.251.18.ip.netsystem.net.pl
• Abuse Contact: biuro@netsystem.net.pl

Geolocation consensus shows inconsistency between Germany (DE) and Poland (PL) in historical observations, with geo-plausibility validation flagged as false. This geographic discrepancy warrants additional verification during incident investigation.

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## Threat Indicators

• DNSBL Listed: 4 of 8 total lists
• Tor Exit Node: No
• Known Attacker: No
• Spam Source: No
• Open Ports: None detected (Firewalled / No Services)
• Campaign Matches: 0
• Correlated IPs: 0

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## Neighborhood Analysis

The /24 subnet (176.115.251.18/24) shows:

• Abuse Density: 0%
• Classification: Clean
• Active Siblings: 0
• Threat Siblings: 0
• Total Siblings: 1

The neighborhood exhibits minimal abuse activity, suggesting this IP may be flagged based on specific historical signals rather than broader subnet compromise.

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## Temporal Analysis

• Total Observations: 17
• Ownership Changes: 0
• Threat Persistence Days: 0
• Persistently Malicious: No
• Route Stability: Unstable (isRouteStable: false)
• Route Changes (30d): 0

Recent activity indicates this IP has not demonstrated persistent malicious behavior over extended observation periods.

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## Recommended Actions

Firewall Rules

WAF/Cloud Rules

• Cloudflare WAF: Block IP 176.115.251.18 (Expression: `ip.src eq 176.115.251.18`)
• AWS WAF: Add 176.115.251.18/32 to rule set

Monitoring Recommendations

• Increase logging verbosity and review recent activity from this IP (High severity)
• Monitor for any connection attempts, even if no services are actively listening
• Verify geo-location discrepancies during investigation

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## Intelligence Assessment

This IP presents a moderate-to-high risk profile primarily due to DNSBL listings and elevated risk scoring. While no active malicious services or campaigns were detected, the high risk score warrants defensive posture. The IP's network role appears to be firewalled with no accessible services, which may indicate it is a reserved or internal address being scanned/probed.

Recommended Response: Implement blocking rules while maintaining logging for forensic analysis. Monitor for any behavioral changes or emergence of services on this address.

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*Report generated by IPDebrief Intelligence Platform*

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