how to contact the dev ?
i was mining on dcy.crypto-coins.club, they say was sent my payment
Already answered.
Some pools (including 151.80.136.118 = dcy.crypto-coins.club) did not update to version 2.1.2 and was mining fork.
2.1.2 wallet synchronizes with dinastycoin.com/democats.org chain.
cryptopia.co.nz wallet is in maintenance mode and updating to 2.1.2.