Version 6.0.0-1 of designate-dashboard is marked for autoremoval from testing on Fri 14 Sep 2018. It depends (transitively) on horizon, affected by #905183. You should try to prevent the removal by fixing these RC bugs.
Last update: 2018-08-19
Problems while searching for a new upstream version
uscan had problems while searching for a new upstream version:
In watchfile debian/watch, reading webpage
https://github.com/stackforge/designate-dashboard/tags failed: 404 Not Found