HostGator utilizes two registrars - eNom and LaunchPad. Depending on the registrar, DNS Zone management will be a little different.
You can find detailed tutorials on creating, editing, and deleting DNS records at HostGator for both eNom and LaunchPad here:
Hostinger default DNS records:
If you face any difficulties while managing DNS Zone at your domain provider, it’s best to contact HostGator directly. Alternatively, you can transfer your domain to Hostinger so your hosting and domain will be managed from one place 😊