You manage all your domain settings yourself, including domain registration and DNS.
External Domain Management (Non-IONOS)
Your domain name is registered on another platform but configured on mine.
IONOS Domain Name Management
Keep your domain registered in your IONOS Account, and have the Domain name & DNS for your website managed by me as a IONOS Partner.
Managed Domain Name (Recommended)
Have your domain name fully taken care of with Managed Domain Name and DNS
A range of managed, part-managed and non-managed domain name options.