07-10-2020 , 05:10 PM
Still have 6000+ keys as of now, i managed to redeem 6x to get 3 years free for my existing account through KeepSolid web account... 
Update:
More keys available, 10000+ as of now, but the key works for new account only, no longer able to be redeemed more than once, and they blocked temp-mail too.
Update:
More keys available, 10000+ as of now, but the key works for new account only, no longer able to be redeemed more than once, and they blocked temp-mail too.