Cannot remember when I started including the plater repositories in my repositories list but it has given me a stable result.

Today I wanted to check for the latest update for my Tumbleweed when I found out that the platter list did not want to download the normal list but faulted with "dowbload.

......................

Retrieving: http://dowbload.opensuse.org/repositories/home:/plater/Tumbleweed/repo/repoindex.xml?cookies=0 ........[done (1.2 KiB/s

how may I contact plater?