If your domain is registered with Aruba, you can access your DNS Zone from your Domain Management tab.
You can find detailed tutorials on creating, editing, and deleting DNS records at Aruba here: How to access and use the DNS Control Panel.
Hostinger default DNS records:
If you face any difficulties while managing DNS Zone at your domain provider, it’s best to contact Aruba directly. Alternatively, you can transfer your domain to Hostinger so your hosting and domain will be managed from one place 😊