# Networks
Chainstack supports joining the following StarkNet networks:
- Mainnet — public StarkNet mainnet. L2 to the Ethereum mainnet.
- Testnet — public StarkNet testnet. L2 to the Ethereum Goerli testnet.
- Testnet2 — a less congested public StarkNet testnet with improved performance for DApp developers. L2 to the Ethereum Goerli testnet.