Free IP Lookup Tool for Investigating Any IP Address. 5,000 Monthly Lookups & 100k Session Assessments Included.

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

Enrich IP addresses and assess live traffic sessions in real time. Identify VPNs, proxies, residential networks, and suspicious infrastructure with explainable signals. Built on continuously verified IP intelligence, not static IP or proxy databases.

Run free IP lookups instantly. No credit card required. No credit card required.

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Investigate the Infrastructure Behind Any IP Address

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

Use Spur as a free IP lookup tool to analyze and investigate suspicious IP addresses.

Identify VPN exit and entry nodes used to mask identity and bypass controls.

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What’s Included in Spur Community

Use IP lookups to investigate VPNs, proxies, and suspicious traffic. Use session assessments to evaluate live traffic activity.

Need more automation or higher query volumes? Upgrade anytime.

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Start Investigating IP Addresses for Free.

Run IP lookups instantly and investigate suspicious traffic. No credit card or sales call required.

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Frequently Asked Questions