cURL error 7: Failed to connect to www.mindomo.com port 443 after 13 ms: Connection refused (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) for https://www.mindomo.com/help/desktop/tasks/administration/integrations/basics/assignments/template-mind-map/classroom-exercises/mobile/subscriptions/basics/images/new_creating_mind_maps2.png