cURL error 7: Failed to connect to www.mindomo.com port 443 after 12 ms: Connection refused (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) for https://www.mindomo.com/help/desktop/basics/mind-mapping/assignments/integrations/classroom-exercises/css/mobile/subscriptions/faqs/assets/stylesheets/palette.ecc896b0.min.css