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Connect your domain at IONOS

Two small changes. About 5 minutes.

Do not change MX or email records. Change only the two records below, and your email keeps working.

Log in to IONOS. Forgot your login?

1. Point www to your new site

Type
CNAME
Name
www
Value
the address in our email
  1. Sign in and open Domains & SSL.
  2. Click the three dots under Actions next to yourdomain.com and choose Manage subdomains.
  3. If www is not listed, click Create Subdomain, type www in Subdomain name, and click Save.
  4. Go back to Domains & SSL, click the three dots under Actions, and choose DNS.
  5. Delete any old A or CNAME record for www, so only the new one remains.
  6. Click Add record, choose CNAME, then type www in Host name and the address in our email in Points to.
  7. Click Save.

2. Forward your domain to www

From
yourdomain.com
To
https://www.yourdomain.com
Type
Permanent (301)
  1. In Domains & SSL, select yourdomain.com.
  2. On the Details tab, click Adjust Destination, then click Domain Forwarding.
  3. Set the type to Arbitrary URL and type https://www.yourdomain.com.
  4. Choose HTTP Redirect, not Frame Redirect.
  5. Leave Domain forwarding for the www. Subdomain turned off.
  6. Click Save.

Tip: If IONOS says the domain is in use by a website or webspace, disconnect it first, then forward.

Stuck? Reply "help me" to our email, or write to [email protected]. We walk you through it.

Steps checked on 2026-10-15 with IONOS help pages: