cURL error 7: Failed to connect to www.mindomo.com port 443 after 24 ms: Connection refused (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) for https://www.mindomo.com/help/desktop/classroom-exercises/basics/tasks/subscriptions/assignments/administration/mind-mapping/mobile/integrations/backup/faqs/images/new_insert_new_text_line.png