By default, the URL for a configurator will be https://wisibel.com/c/<tenant>/<configurator>. By connecting a subdomain, wisibel.com can be replaced with a domain of your choice.
The subdomain is chosen by you, such as https://onlinebuilder.yourdomain.com.
Add the following DNS record:
onlinebuilderExample:

We need to know what subdomain you've chosen in order to generate an HTTPS-certificate. We'll also redirect the base URL https://onlinebuilder.yourdomain.com to yourdomain.com, unless specified otherwise.
Send us the following information:
https://onlinebuilder.yourdomain.comhttps://yourdomain.com