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

Results forbifrost.pushpay.com

Resolver

Location

A

Name	TTL	Value
bifrost.pushpay.com	60	13.226.209.27AWS CloudFront (GLOBAL) / Amazon Technologies Inc.
bifrost.pushpay.com	60	13.226.209.35AWS CloudFront (GLOBAL) / Amazon Technologies Inc.
bifrost.pushpay.com	60	13.226.209.41AWS CloudFront (GLOBAL) / Amazon Technologies Inc.
bifrost.pushpay.com	60	13.226.209.126AWS CloudFront (GLOBAL) / Amazon Technologies Inc.