Buy DVPN
You can get DVPN either from Centralized and Decentralized exchanges
Centralized Exchanges (CEX)
- Kucoin: https://trade.kucoin.com/DVPN-USDT
- AscendEx: https://ascendex.com/en/cashtrade-spottrading/usdt/dvpn?inviteCode=ASDH38HE
Decentralized Exchanges (DEX)
- Osmosis: https://app.osmosis.zone
- Kujira: Trade - Liquidity Hub
- Sifchain: https://sifchain.network/
- Sienna Network: https://sienna.network/
For a good overview of liquidity and volume you can check out CoinGecko markets.