Cool - thanks for your input guys. Will move the thread accordingly.
And yes, Jet Cash, you might be right: A friend of mine registered those names blindly and my sole idea was posting here if anybody could be interested in. No professional domain traders ;-)

Hey guys,

we do have some domain names for sale - maybe some could be of interest for you. Just throw me a DM with your offer!

bcc-club.com   
bitcoin-checker.com
bitcoin-stream.org   
bitcoinstreams.com
blockchain-helpdesk.com   
btc-check.info   
btccheck.org   
btcwallets.online   
eth-future.com   
ether-future.com
ether-helpdesk.com   
ether-online.com   
ethereum-tv.com   
my1bitcoin.com   
yourbitcointrade.com

Kind regards - happy trading
Jens