https://www.combell.com/en/purchase-server
The result for your online server? Amazing I/O speeds on our storage system ...

https://www.reddit.com/r/homelab/comments/a7ig38/why_should_i_buy_a_server/
I like to own things. I like to pay once, and not subscribe. My data and internal services are functional even if I drop internet connectivity.

https://www.quora.com/Can-we-buy-a-server-space-and-then-make-your-own-server
No, you can not just buy the Storage Space and use that space to run a service. I am assuming you mean Storage Space by Server space.