For our customers, our service by email and telephone access. Preferably, send an email to our servicedesk. In emergency you can also call our office.
Please contact us:

Contact us at:

E-mail: servicedesk[at]constant[dot]it
Telefoon: 020 – 760 8700
Our helpdesk is open weekdays from 8:00 am to 18:00 pm. Outside office hours we can support you as well.

MSP Anywhere Remote Desktop Support:
Start here MSP Anywhere Remote Desktop Support for remote support by one of our employees: MSP Anywhere

Download (free) the latest version of TeamViewer remote support by one of our employees.
For Windows PCs: TeamViewer Client – Windows
For Apple computers: TeamViewer Client – Apple OSX
For more information and other versions: TeamViewer download page TeamViewer downloadpagina

Not a customer?

If you are not a customer yet but urgently looking for support? We might be able to help you. For this, please contact our sales team (020-760 8700). No rush? Send an e-mail: sales[at]constant[dot]it.

Maintenance and faults on Internet:

For a list of failures and scheduled maintenance by Itium ICT delivered internet services RoutIT visit

Other ISPs:
Failures in network and services KPN
Current status Internet KPN
Faults, operations and communications Ziggo