In order to connect Google Domain to your website, you must upgrade to one of our premium plans, if already upgraded then follow these steps:
Sign-in to Google Domains
Enter your domain name then click Go.
At the bottom of the page, select More Controls in the Domains section.
On the Domains page, select Add/remove domains, then click on Advanced DNS settings.
On the Advanced DNS settings page, click Sign in to DNS Console. Copy the Sign-in name and Password information, these are required for the next step.
Log in to the Google Domain Manager using the Sign-in name and Password from the Advanced DNS settings page.
On the domain_name page, in the Host Records section, click Edit.
In the Host Records section, click Add New.
Add A record as 103.211.217.173 and a CNAME of www pointing to https://www.joonweb.com/
Click to Save Changes.