172.71.148.185📋 Copy

INTELLIGENCE BRIEFING: IP 172.71.148.185

Classification: Moderate Risk | Type: Cloudflare CDN Infrastructure

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**1. OWNERSHIP & GEOLOCATION**

IP 172.71.148.185 is owned by Cloudflare, Inc. (ASN 13335, CLOUDFLARENET), operating within the 172.64.0.0/13 CIDR block. Geolocation data indicates a presence in Germany (DE), Hesse region, with a 2500km accuracy radius based on single-source consensus. The IP resolves within the Cloudflare network infrastructure and operates as a CDN endpoint.

**2. RISK PROFILE**

The IP carries a moderate risk score of 40 with the following breakdown:

• Provider Score: 0
• Authority Score: 0
• Stability Score: 0

The IP is classified as a Cloudflare CDN with no open services detected. The service purpose is marked as "Firewalled / No Services," indicating the IP does not expose application-level endpoints. DNSSEC validation is confirmed as valid.

**3. THREAT INDICATORS**

No direct threat indicators were observed:

• Blacklist Count: 0
• Abuse Confidence Score: Not applicable
• Known Campaigns: None identified
• Tor Exit Node: No
• Known Attacker: No
• Spam Source: No

The control plane shows 1 DNSBL listing out of 8 total lists evaluated, with an operator score of 0.1304 (labeled "Minimal").

**4. SUBNET ANALYSIS: 172.71.148.0/24**

The /24 neighborhood exhibits elevated abuse characteristics:

• Abuse Density: 0.6 (High Abuse Classification)
• Total Siblings: 10
• Active Siblings: 5
• Threat Siblings: 6
• Inherited Risk: 15

All 9 neighboring IPs in the subnet share identical risk profiles (risk score: 40, authority score: 85), suggesting coordinated infrastructure deployment rather than individual malicious actors.

**5. OBSERVATION HISTORY**

Analysis of 13 historical observations reveals consistent infrastructure behavior:

• Ownership Stability: 0 ownership changes observed
• Threat Persistence: 0 threat persistence days; IP not flagged as persistently malicious
• Recent Signals: Most recent activity captured on 2026-06-16 with low confidence scores (0.22-0.30)

The subnet classification signal from 2026-06-13 maintained the "high_abuse" designation with 0.6 abuse density.

**6. RELATIONSHIP ANALYSIS**

Three relationship entities were identified, all mapping to the CLOUDFLARENET network. No hostname, certificate, or organization-level relationships were discovered beyond network-level associations.

**7. NETWORK TOPOLOGY**

Traceroute analysis revealed a 12-hop path with one timed-out hop. Transit networks include Comcast. First hop RTT: 0.5ms; last hop RTT: 115.2ms.

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**8. RECOMMENDATIONS**

1. Allow Traffic: As a legitimate Cloudflare CDN IP, this address requires no blocking. CDN traffic is essential for modern web infrastructure.

2. Monitor Subnet Context: While the IP itself is benign, the /24 subnet shows elevated abuse density (0.6). Monitor for anomalous patterns from other siblings if traffic anomalies appear.

3. No Firewall Rules Required: The IP has no open services and is properly firewalled. Standard allow rules for CDN traffic apply.

4. DNSBL Awareness: One DNSBL listing exists; verify if related to the organization's reputation management or legitimate filtering lists.

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CONCLUSION: IP 172.71.148.185 is a legitimate Cloudflare CDN infrastructure endpoint with moderate risk classification driven by subnet-level abuse density rather than direct threat activity. No defensive action required. Monitor subnet context for broader threat intelligence.

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