ERR_BLOCKED_BY_CLIENT means your browser or an extension is blocking a website...

https://zoom-wiki.win/index.php/How_to_Temporarily_Disable_Extensions_to_Test_a_Website

ERR_BLOCKED_BY_CLIENT means your browser or an extension is blocking a website from loading. To fix it, try opening the site in private mode. If that works, check your extensions and whitelist the site if you trust it