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API Playground

Pick any API, paste your X-API-Key, tweak the body and fire a real request — everything happens in your browser.

All APIs
High-Precision Commercial IPv4 Lookup →

Provides a high-precision commercial IPv4 lookup API service, enabling developers to quickly query accurate IPv4 information and integrate it into business systems.

Try it out

Paste your X-API-Key, tweak the body, and fire a real request. Great for integration & regression checks.

GEThttps://openapi.toolkk.com/v1/ip-biz-query

Without an API key the request will go out anonymously and may be rejected by the gateway.

// Response will appear here after you send the request