IONOS-Construction kit
IONOS offers users a construction kit for creating a website. This can also be used to implement the code snippet from CCM19.
Login to IONOS
Log in to IONOS and edit your website.
Go to the settings and edit \
In the editing screen of the page, you can now click on the menu item Settings on the right-hand side. Another menu will now open and click on "Edit head".
Insert code snippet
Now all you have to do is insert the code snippet from CCM19 and save it.