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

Results formodels.echo3d.com

Resolver

Location

A

Name	TTL	Value
models.echo3d.com	60	18.67.76.65AWS CloudFront (GLOBAL) / Amazon.com, Inc.
models.echo3d.com	60	18.67.76.66AWS CloudFront (GLOBAL) / Amazon.com, Inc.
models.echo3d.com	60	18.67.76.90AWS CloudFront (GLOBAL) / Amazon.com, Inc.
models.echo3d.com	60	18.67.76.128AWS CloudFront (GLOBAL) / Amazon.com, Inc.