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

Results forcdn.pfaffcloud.com

Resolver

Location

A

Name	TTL	Value
cdn.pfaffcloud.com	60	52.85.193.7AWS CloudFront (GLOBAL) / Amazon.com, Inc.
cdn.pfaffcloud.com	60	52.85.193.19AWS CloudFront (GLOBAL) / Amazon.com, Inc.
cdn.pfaffcloud.com	60	52.85.193.105AWS CloudFront (GLOBAL) / Amazon.com, Inc.
cdn.pfaffcloud.com	60	52.85.193.107AWS CloudFront (GLOBAL) / Amazon.com, Inc.