188.92.241.148📋 Copy

# IP Intelligence Briefing: 188.92.241.148

Classification: LOW RISK / MONITOR

Date: 2026-06-17

Analyst: IPDebrief SOC Intelligence Team

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## Executive Summary

IP address 188.92.241.148 is classified as Low Risk with a risk score of 25/100. The IP is owned by Mostcom NOC (ASN 25227), registered in Russia, and resolves to p7mail.ru. While the IP shows no active threat indicators, it is DNSBL-listed on one of eight monitored lists and exhibits one observed threat signal in recent history. The IP is firewalled with no open services and belongs to a subnet with moderate abuse density (0.5).

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## Technical Profile

Ownership & Registration

• Organization: Mostcom NOC
• ASN: 25227
• Country: Russia (RU)
• Geolocation Confidence: Plausible (5000km accuracy radius)
• Network Classification: Firewalled / No Services

Network Role

• Provider: No
• CDN/Hosting/VPN/Proxy: No
• Tor Exit/Residential: No
• Status: Infrastructure IP with no active services

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## Threat Indicators

Current Risk Assessment

• Overall Risk Score: 25 (Low Risk)
• Abuse Confidence: Not applicable
• Blacklist Status: 0 blacklists (profile); 1 DNSBL listing (control plane)
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Campaign Associations: None

Observed Signals (21 total)

Recent observations include:

• Control plane operator score: 0.2609 (Basic)
• One DNSBL listing with "high" severity
• Subnet abuse density: 0.5 (mostly_clean classification)

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## DNS & Services

DNS Resolution

• PTR Record: p7mail.ru
• Forward Resolution: Confirmed
• Hosted Domains: None
• Email Authentication: SPF/DMARC not configured

Services

• Open Ports: None
• HTTP/TLS: No active services
• Certificate Authority: Not applicable

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## Neighborhood Analysis

Subnet: 188.92.241.0/24

• Abuse Density: 0.5 (moderate)
• Total Siblings: 2
• Active Siblings: 1
• Threat Siblings: 1
• Risk Distribution: 1 low-risk IP

Notable Neighbor

• 188.92.241.150: Risk score 20, authority score 50 (low-risk profile)

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## Historical Trend

Observation Count: 21 signals over monitoring period

Threat Persistence: 0 days (not persistently malicious)

Ownership Changes: 0

Recent Activity: Signals observed 2026-06-17

The IP shows minimal historical threat activity with one observed threat signal. No persistent malicious behavior detected.

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## Relationships

DNS Associations

• Primary hostname: p7mail.ru (multiple association records)

Network Routing

• BGP Prefix: 188.92.241.0/24
• Origin ASN: 25227
• Network: RU-MATRIXTELECOM-20090505

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## Recommended Actions

Firewall Rules

• Default Policy: Allow (low risk)
• Monitoring: Enable logging for baseline behavior
• Blocking: Not recommended; IP is classified as low-risk infrastructure

Detection Signatures

• Monitor for DNSBL listing changes
• Track subnet-level activity for abuse density increases
• Alert on new threat indicators

Risk Mitigation

• No immediate blocking required
• Consider monitoring if connected to critical systems
• Review neighbor 188.92.241.150 if threat activity emerges

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## Conclusion

IP 188.92.241.148 is a low-risk infrastructure address with no active services and no known malicious indicators. The single DNSBL listing and moderate subnet abuse density warrant baseline monitoring but do not justify blocking. The IP appears to be part of legitimate network infrastructure for p7mail.ru. No immediate threat response actions are recommended.

Status: Monitor | Priority: Low | Action: None

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