Maybe I can help you, it depends on why your domain name doesn’t work. But that’s hard to check without knowing which domain name you’re referring to.
When did you setup the domain? Note that DNS changes (like adding the domain to an account) can take up to 72 hours to be visible everywhere.
we were working on the site like usual ,i connected cloudflare something happened with css cods after i remove it from there.we like you service hosting we may buy, but we need test before buy so we stuck in middle of our work