217.26.178.134📋 Copy

# INTELLIGENCE BRIEFING: 217.26.178.134/32

Classification: Moderate Risk

Date of Analysis: 2026-06-18

Status: Active Monitoring Recommended

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## EXECUTIVE SUMMARY

IP address 217.26.178.134 presents a moderate risk profile (risk score 55/100) from Oristano, Italy. The IP operates a single-service HTTP host running lighttpd/1.4.39 and is associated with ASN 209353 (Fanari Maurizio). While not a confirmed malicious actor, the IP resides within a high-abuse density subnet (0.5135) with 19 of 37 sibling IPs flagged as threats.

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## TECHNICAL PROFILE

Network Classification:

• ASN: 209353 (Fanari Maurizio)
• Geolocation: Italy (IT), Oristano
• CIDR Block: 217.26.176.0/22
• BGP Prefix: 217.26.176.0/22
• Network Role: Single-Service Host

Service Fingerprint:

• Open Ports: TCP/80 (HTTP)
• Server Banner: lighttpd/1.4.39
• HTTP Status: 302 (Redirect)
• Protocol: HTTP/1.1
• TLS: Not configured

Control Plane:

• RPKI State: Not verified
• Route Stability: Not stable (route changes observed in past 30 days)
• DNSSEC: Valid
• DNSBL Listings: 3 of 8 total lists

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## THREAT INTELLIGENCE

Risk Indicators:

• Risk Score: 55/100 (Moderate)
• Abuse Confidence: Not directly scored
• Known Attacker: False
• Spam Source: False
• Tor Exit Node: False
• Blacklist Count: 0 (direct blacklists)
• DNSBL Status: Listed on 3 of 8 threat feeds

Historical Signals (18 observations):

• All observations dated 2026-06-18
• Consistent geolocation inference (Italy)
• No persistent malicious behavior detected
• Threat observation count: 1

Network Neighborhood Analysis:

• Subnet: 217.26.178.134/24
• Total Siblings: 37
• Active Siblings: 20
• Threat Siblings: 19
• Abuse Density: 0.5135 (High)
• Risk Distribution: 3 High-risk, 32 Medium-risk, 1 Low-risk IPs

Notable high-risk neighbors include:

• 217.26.178.1 (Risk: 80)
• 217.26.178.26 (Risk: 80)
• 217.26.178.159 (Risk: 80)

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## RELATIONSHIP GRAPH

Identified Relationships: 16

• All relationships classified as "Same Network" (IT-LABEL-20180928)
• No organizational, hostname, or certificate associations detected
• No external entity links established

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## RECOMMENDED ACTIONS

Priority: Medium

Severity: High

Monitoring Recommendations:

1. Increase logging verbosity for traffic from this IP

2. Review recent activity patterns and request headers

3. Monitor for behavioral changes over 7-day period

Firewall Rules (Deploy as appropriate):

SOC Analyst Notes:

• Consider subnet-level blocking (217.26.178.0/24) if threat tolerance permits
• 19 of 37 siblings are flagged as threats, suggesting broader subnet compromise
• Monitor for lateral movement attempts to/from this IP
• No immediate escalation indicators present

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End of Briefing

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