Update your A records, these are the DNS records that hold the IP address your domains should point to - You need to update your A records to 184.108.40.206, for instance:
A - www.website.com - 220.127.116.11
A - website.com - 18.104.22.168
Login to your domain registrar - There are dozens of registrars, all have their own user interface and paths to updating a domain A records. Here are the most popular registrar guides you can follow:
Updating an A record in eNom looks like this:
Allow up to 24 hours for your domain records to update after changing your A records - If you are unsure then get in touch with your domain provider for instructions on how to update your domain.