What are the protocol magic values for the preview and preprod test networks?

Question

The cardano testnet has a protocol/testnet magic value of 1097911063.

Where do I find this value for the preprod and preview test networks?

Answer 1

You can check the byron or shelley genesis files for protocolMagic or networkMagic respectively.

Genesis files for each network can be found here: https://book.world.dev.cardano.org/environments.html