ERR_BLOCKED_BY_CLIENT means something in your browser, like an extension or...

https://mike-wiki.win/index.php/Should_I_Whitelist_yfdnzfa.com_if_My_Extension_Blocked_It%3F

ERR_BLOCKED_BY_CLIENT means something in your browser, like an extension or filter, is stopping a web page from loading. To fix it, try opening the page in private mode first