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

https://wiki-global.win/index.php/How_Do_I_Remove_an_Extension_That_Keeps_Blocking_Websites%3F

ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a website from loading. The fastest way to fix it is to open a private window to see if the site loads there