Add to provisioningdescription file the following snippet trough transformation file (please refer to http://support.atomia.com/solution/articles/4000010876-atomia-configuration-files-and-transformations):

within the desired package in the disable script.

<script name="Disable">

 <serviceList>

...

<service path="CsDomainRedirection/CsHostRedirection" action="modify">

 <propertyList>

 <property name="RedirectionURL" newValue="genericsuspensionsite" />

 </propertyList>

 </service>

<service path="CsDomainRedirection/CsHostRedirection/ApacheRedirection" action="modify">

 <propertyList>

 <property name="URL" newValue="genericsuspensionsite" />

 </propertyList>

 </service>

 </serviceList>

 </disable>

 </script>

Where genericsuspensionsite is URL for the website showing suspension of services (you need to build one).