Once you completed business model canvas and business survey validation, then you need to find business domain name
Business Domain Name ?
Before you start creating your website, you need a business domain name. Domain name is the address of your website which customers can find your products / services. Domain name must align with your business name, example business name is amazon, then domain name is amazon.com
Where to get Business Domain Name ?
You can get all the information here, https://juztsam.com/domain-hosting-namecheap.