Contact details


Koninginnegracht 14L
2514 AA Den Haag
The Netherlands
☎ +49-911 340797 77 (8:00 - 19:00 Central European Time)
Or use our contact form

USA, Americas

Open-Xchange Inc (our parent company)
530 Lytton Avenue
Palo Alto, CA 94301
United States of America
☎  +1-408-500-0768


For issues with PowerDNS open-source software, please use the mailing list and remember to provide full details.

Support for Open-Xchange PowerDNS Customers
If you have issues and you are an Open-Xchange PowerDNS customer, please contact us using the contact details (customer id/name, phone number, email address you have been provided with as a supported customer) using the Open-Xchange ticketing system, or customers can contact

If you URGENTLY need to arrange for a PowerDNS Support Agreement, and the regular phone number is not available, please contact ☎+31-20-511-2568 (from the US, 011-31-20-5112-568) 24/7.

Sales & Finance

For PowerDNS sales queries, or to request a quote, please contact This is also the address to send RFP documents.

For invoice queries, please contact


To report PowerDNS security issues, please consult our security policy.


For anything else, please use our contact form.


Full legal name: PowerDNS.COM B.V.
Dutch trade register number: 27193521.

PowerDNS is a part of Open-Xchange.

Note: PowerDNS formerly provided support via Netherlabs Computer Consulting BV. As of the 5th of June 2015, PowerDNS.COM B.V. and Netherlabs Computer Consulting B.V. have merged. Our old trade register number was 27189291. PowerDNS.COM B.V. is the legal successor of Netherlabs Computer Consulting B.V.

Tax ID: NL.8091.78.680.B02

Our quotes and agreements are based on the ICT~Office Terms & Conditions as deposited on the 14th of January 2009 with the Kamer van Koophandel Midden-Nederland with number 30174840.