It can be anything! An apex, subdomain, or even a URL.

Results foron.five.id

Resolver

Location

A

Name	TTL	Value
on.five.id	60	3.171.76.15AWS CloudFront (GLOBAL) / Amazon.com, Inc.
on.five.id	60	3.171.76.54AWS CloudFront (GLOBAL) / Amazon.com, Inc.
on.five.id	60	3.171.76.76AWS CloudFront (GLOBAL) / Amazon.com, Inc.
on.five.id	60	3.171.76.113AWS CloudFront (GLOBAL) / Amazon.com, Inc.