This page tests rest querying using apikey authentication,

To change the endpoint of the rest query, set the GET variable 'endpoint' to an endpoint such as QA http://data.qa2.import.io:8888

EndpointTestResult
https://api.import.ioApi key: Simple POST 400 2036
https://api.import.ioApi key: Simple POST with missing Content-Type: application/json 400 2036
https://api.import.ioApi key: Simple GET 400 2036