Can I post some news here? I apologize if this is considered spam but my intent is to provide some useful news.
See Configuring a Custom Domain for Your IBM Cloud Code Engine Application using Cloudflare. IBM posted that article yesterday.
IBM Cloud Code Engine applications provide pay-as-you-go hosting.
It also supports ASP.Net Core applications, with or without Blazor. At least I was able to deploy an application generated using
dotnet new Webapp as a Code Engine application.