You need to remove chainroll, because the site is not active anymore since long time ago. Other sites to be added on your spreadsheet :
1. Bitsler  https://bitcointalk.org/index.php?topic=1268718.0
2. Nitrogen  https://bitcointalk.org/index.php?topic=1237846.0

and edit the link for PRC since they have changed their domain to Betking.io