Detect Proxy IPs with Real-Time Intelligence. 5,000 Monthly Lookups & 100k Session Assessments Included.

Get direct access to Spur’s verified proxy, VPN, and IP intelligence with a free Community account.

Enrich IP addresses and assess live traffic sessions in real time. Detect proxy infrastructure, identify anonymization signals, and validate suspicious activity with explainable intelligence. Built on continuously verified IP intelligence, not static proxy lists.

Run free proxy and IP investigations in seconds. No credit card required.

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Reveal the Proxy Infrastructure Behind Any IP Address

Detect proxy infrastructure, VPN usage, and anonymized traffic tied to suspicious activity. Identify infrastructure used in fraud, automation abuse, and account attacks.

Use Spur as a free proxy detection and IP lookup tool to investigate suspicious infrastructure.

Expose connections to 1,000+ known proxy providers used in fraud, automation abuse, and evasion.

Start Free IP Lookups

What’s Included in Spur Community

Use IP lookups to investigate proxy, VPN, and anonymous traffic. Use session assessments to evaluate live traffic activity.

Need more automation or higher query volumes? Upgrade anytime.

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Start Detecting Proxy Traffic for Free.

Start investigating proxy, VPN, and anonymous IP infrastructure instantly. No credit card or sales call required.

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Frequently Asked Questions