Here you can find all contact for responsible persons of XContest server.
General questions and queries please send to the email: firstname.lastname@example.org
Analysis, develepment and web programming. Send him email in case of questions or problems with web user interface or website features, including map applications.
Server administration and programming of special applications. You can send him email with problems with validation/optimalization of tracklogs, special map layers (Skyways, Airspace) etc.