VPN & Proxy Detection
Check whether an IP address is a VPN, proxy, Tor exit node, or datacenter connection.
Free & rate-limited. No signup required to try.
Three quick steps
Enter an IP
Paste any IPv4 address to analyze.
Live lookup runs
We check anonymizing infrastructure and risk.
Read results
See VPN/proxy/Tor flags and a risk score.
VPN detection
Flag known VPN service IP ranges.
Proxy & Tor
Detect proxies and Tor exit nodes.
Datacenter detection
Identify hosting and datacenter IPs.
Risk scoring
Score anonymity and abuse risk.
Who uses it
Fraud prevention
Block anonymized signups and logins.
Content control
Enforce geographic restrictions.
Security
Flag suspicious connections.
Developers
Gate flows on anonymity signals.
FAQ
Is this VPN and proxy detection tool free?
Yes. It's free and rate-limited with no signup required to try. For higher volume and API access, create a free account with 1,000 lookups included.
How accurate are the results?
This free tool returns demo results to show what the API delivers. The production API is sourced from carrier, regulatory, and authoritative data updated daily.
Can I use this in bulk or via API?
Yes. Sign up for API access to run single lookups, bulk CSV jobs, and async processing with webhooks — all on one universal credit balance.