If you search way to some of this locations placed on old page you can go here:

WebMail – RoundCube – https://mail.netair.cz/roundcube/
WebMail – SOGo – https://mail.netair.cz/SOGo/
Mail Administration – https://mail.netair.cz/

MySQL Database Administration – phpMyAdmin – https://ispconfig.netair.net/phpmyadmin/

And some contact on me:
Martin Patočka
mapik@mapik.net