Cloudflare cant detect my dns [NameCheap Domain] How can I fix this?

I bought a domain from NameCheap today. I did link the domain to my hosting and now I want link it to cloudflare. but when cloudflare scan my domain says it I have no dns´s at all? but… it is pointed to my website host so it have…

Your new setup may take up to 48 hours before name servers can be detected.

but… my host did detect it?..