uploading an ASP.NET website in my respective hosting along with my domain

Hello Customer, I am attaching some resources that can help you to create your own ASP.NET in your own LightSail environment. Hope they will be of help!

Resources:
https://lightsail.aws.amazon.com/ls/docs/en_us/articles/amazon-lightsail-point-domain-to-distribution 
https://aws.amazon.com/blogs/compute/frictionless-hosting-of-containerized-asp-net-web-apps-using-amazon-lightsail/