How to setup your DNS A record at Domain.com
https://www1.domain.com/help/article/dns-management-how-to-update-a-records

How to setup your CNAME record at Domain.com
https://www1.domain.com/help/article/dns-management-how-to-update-cname-aliases

Domain setup instructions

Step 1:

In a new window, log into your domain provider's site (i.e. Godaddy, eNom, Domain.com, Register.com, etc.), and navigate to your DNS settings. Depending on your provider, this may be called Zone File Settings, Manage Domains, Domain Manager, DNS Manager, or something similar.

Step 2:

Create a CNAME record using the following information.

Record type: CNAME
Host: www
Points to (CNAME Alias): domains-23.cribflyer.com
Step 3:

Create an A record using the following information.

Record type: A
Host: @
IP Address: 52.8.178.14