Contact Form

This form is intended for E-Mail Service Providers (ESP). If you are a holder of a or e-mail address, and you have a problem with sending or receiving mails, please use the contact form in User Tools.

Typical causes for problems with sending to or are:

  • Sending from an IP Address that has been misused in the past for sending spam.
  • Sending to E-Mail address which do not exist or are Spam-traps.

Error Message

Contact Information

Please enter the contact infromation of a technical contact

Technical Information

Wenn weitere Adressen betroffen sind, geben Sie bitte im Kommentarfeld auch den Netzwerkrange in der Form oder an.

I agree that Swisscom may obtain further information and confirm my cooperation.