Ruling about Airdrop in Crypto Currency

Hello Community Assalamu alaikum,

I’ve bought some Cryptocurrencies in Poloniex. It seems I’ve got an Airdrop of XFLR.

On googling a bit a found Cryptocurrency Airdrop Definition

Just wanted to know its ruling whether it’s halal.

Please advise If you need more information for clarification of my situation

Jazak Allah Khair