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

Results foriel.tuition.io

Resolver

Location

A

Name	TTL	Value
iel.tuition.io	60	3.170.19.56AWS CloudFront (GLOBAL) / Amazon.com, Inc.
iel.tuition.io	60	3.170.19.74AWS CloudFront (GLOBAL) / Amazon.com, Inc.
iel.tuition.io	60	3.170.19.84AWS CloudFront (GLOBAL) / Amazon.com, Inc.
iel.tuition.io	60	3.170.19.99AWS CloudFront (GLOBAL) / Amazon.com, Inc.