API json problem

Hi, Im working on a news site, and fetching data from various API’s, but on some of them the Fetch Shema function does not work. I have four different, it works on two of them and not on the other two. All four works fine when entering the url into the browser, but not in wappler. I tried both adding them as api data source, API action and Json data source (the latter works if I save the returned json from the browser on disk)
I also tried adding the variables manually in the Schema editor. Still no luck.

The base url is http://www.geoplugin.net/json.gp, just for testing. In my page im using https://
browser data