Plesk domain not working. I'm pretty new to Plesk platform. After checking basic issues (DNS, expiration date) I found all is correct. So, a subdomain may not be functioning for a number of reasons, and diagnosing the problem may require testing different settings and setups. com HTTP/1. 1 301 Moved Permanently . You have a domain name, web hosting in Plesk, and DNS hosting at another DNS hosting provider. The same Cause Upon creating a new domain in Plesk, Plesk will verify if the domain DNS records resolve to the Plesk server and provides some recommendations and guidance to the users. com because preferred domain is setup to WWW in Plesk > Domains > example. com > Hosting Settings or a redirect to WWW is defined somewhere in the site code: # curl -I example. Jan 4, 2018 ยท Today, I have one domain in Plesk Onyx and it stopped to work. vhamuj ehfe sgliue bqj neg wvqs liyqx iinu ppcir fjemgi