How to know on which layer-1 (BTC, ETH) is built a cryptocurrency ?

API Spot/Margin API
1

How to know on which layer-1 (BTC, ETH) is built a cryptocurrency ?

Thanks by advance.

Luzrod.

2

https://binance-docs.github.io/apidocs/spot/en/#all-coins-39-information-user_data

If you meant the base network, you can find it using this endpoint.

3

Thanks ! But is it possible to have this information without authentification ?