You can easily update the technical contact for your domain in the Domain Manager.
Here’s how:
Log in to the Domain Manager using the following link:
https://www.webland.ch/de-ch/Logins/Select the desired domain and click Edit Selected Domain Name.
Under Technical Contact, click the Other Contact button.
If you already have a Contact ID for the technical contact, enter it in the Contact ID field.
If you don’t have one yet, click Create New Contact.
Enter the address details of the technical contact and confirm by clicking Add Contact.