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

Results forstatic.registration.dotster.com

Resolver

Location

A

Name	TTL	Value
static.registration.dotster.com	60	18.160.46.24AWS CloudFront (GLOBAL) / Amazon.com, Inc.
static.registration.dotster.com	60	18.160.46.27AWS CloudFront (GLOBAL) / Amazon.com, Inc.
static.registration.dotster.com	60	18.160.46.35AWS CloudFront (GLOBAL) / Amazon.com, Inc.
static.registration.dotster.com	60	18.160.46.91AWS CloudFront (GLOBAL) / Amazon.com, Inc.