# Network Information (/docs/unichain/technical-information/network-information)

Find RPC URLs, chain IDs, and core network parameters for Unichain mainnet and Sepolia.

## Unichain Mainnet
| **Chain Name**         | Unichain Mainnet                                                                                |
| ---------------------- | ----------------------------------------------------------------------------------------------- |
| **Chain ID**           | 130                                                                                             |
| **RPC URL**            | [https://mainnet.unichain.org](https://mainnet.unichain.org) (rate limited, not for production) |
| **Currency Symbol**    | ETH                                                                                             |
| **Block Explorer**     | [https://uniscan.xyz](https://uniscan.xyz)                                                      |
| **Sequencer Location** | us-east-2 (Ohio)                                                                                |

## Unichain Sepolia Testnet
| **Chain Name**         | Unichain Sepolia                                                                      |
| ---------------------- | ------------------------------------------------------------------------------------- |
| **Chain ID**           | 1301                                                                                  |
| **Public RPC URL**     | [https://sepolia.unichain.org](https://sepolia.unichain.org) (Not for production use) |
| **Currency Symbol**    | ETH                                                                                   |
| **Block Explorer**     | [https://sepolia.uniscan.xyz/](https://sepolia.uniscan.xyz/)                          |
| **Sequencer Location** | us-east-2 (Ohio)                                                                      |

For additional technical context, review:

* [Contract Addresses](/docs/unichain/technical-information/contract-addresses)
* [Set Up a Node](/docs/unichain/getting-started/set-up-a-node)
* [EVM Equivalence](/docs/unichain/technical-information/evm-equivalence)