Use free Private Domain Registration through IONOS to replace your personal details with anonymous data to protect your privacy. It's available for most domains and is free of charge.
You can find out if private registration is available for your domain in the Domains & SSL section of your IONOS account. For more information about enabling or disabling private registration, please see this article.
However, it is not available for the following domain types:
Anyone registering a domain must provide their personal or company details such as name, address, email address and phone number. This information is submitted by IONOS to the respective domain registry and may be displayed on a public WHOIS lookup depending on the extension.
By using the free Private Registration feature your details will not be passed to the domain Registry and is substituted with the following data:
Registrant Contact (Reg-C)
1&1 Internet Inc
Oneandone Private Registration
701 Lee Road Suite 300
US 19087 Chesterbrook