<p align="center"><a href="https://github.com/eth-clients/goerli">Goerli (2019)</a> | <a href="https://github.com/eth-clients/sepolia">Sepolia (2021)</a> | <strong>Holešky (2023)</strong></p> <p align="center"><img src="./assets/holesovice.png" /></p>

Holešky (Holešovice Testnet)

Meet --holesky, the first long-standing, merged-from-genesis, public Ethereum testnet. Holešky will replace <a href="https://github.com/eth-clients/goerli">Goerli</a> as a staking, infrastructure and protocol-developer testnet in 2023. For testing decentralized applications, smart contracts, and other EVM functionality, please use <a href="https://github.com/eth-clients/sepolia">Sepolia</a>!

• Homepage: holesky.ethpandaops.io
• Staking Launchpad: holesky.launchpad.ethereum.org

Metadata

• Status: launched (Sep/28, 2023)
• Flag: --holesky
• Flavor: Permissionless (Proof-of-Stake), to replace Goerli
• Launch Date: Sept/28, 2023, 12:00 UTC
  • Linux Epoch time: 1695902400
  • LTS: Dec/2027, EOL: Dec/2028
• Execution Version: London
• Consensus Version: Bellatrix
• Merge: At Genesis (0)
• Shapella
  • Shanghai time: 1696000704 - Friday, 29 September 2023 15:18:24
  • Capella epoch: 256
• Dencun
  • Cancun time: 1707305664 - Wednesday, 7 February 2024 11:34:24
  • Deneb epoch: 29696
• Pectra
  • Prague time: 1740434112 - Monday, 24 February 2025 21:55:12
  • Electra epoch: 115968
• Fusaka
  • Osaka time: 1759308480 - Wednesday, 1 October 2025 08:48:00
  • Fulu epoch: 165120
• BPO:
  • BPO 1 time: 1759800000 - Tuesday, 7 October 2025 01:20:00
  • BPO 1 epoch: 166400
  • BPO 2 time: 1760389824 - Monday, 13 October 2025 21:10:24
  • BPO 2 epoch: 167936
• Network ID: 17000
• Chain ID: 17000
• Genesis fork version: 0x01017000
• Genesis hash on EL: 0xb5f7f912443c940f21fd611f12828d75b534364ed9e95ca4e307729a4661bde4
• State root on EL: 0x69d8c9d72f6fa4ad42d4702b433707212f90db395eb54dc20bc85de253788783
• Block root on CL: 0xab09edd9380f8451c3ff5c809821174a36dce606fea8b5ea35ea936915dbf889
• State root on CL: 0x0ea3f6f9515823b59c863454675fefcd1d8b4f2dbe454db166206a41fda060a0
• Genesis validator root: 0x9143aa7c615a7f7115e2b6aac319c03529df8242ae705fba9df39b79c59fa8b1
• Deposit contract address: 0x4242424242424242424242424242424242424242
• DNS based discovery: holesky.ethdisco.net, i.e: all.holesky.ethdisco.net,snap.holesky.ethdisco.net

Resources

• Homepage: holesky.ethpandaops.io
• Staking Launchpad: holesky.launchpad.ethereum.org
• Block Explorers
  • holesky.etherscan.io
  • holesky.beaconcha.in
  • dora-holesky.pk910.de
  • eth-holesky.blockscout.com
  • holesky.chainlens.com
  • holesky.otterscan.io
• Ethstats: ethstats.holesky.ethpandaops.io
• Faucets:
  • holesky-faucet.pk910.de
  • QuickNode Faucet
  • Chainstack Faucet
  • Automata Holesky Faucet
  • axol.io Holesky Faucet
• Latest Proposal: Ethereum Magicians - Predictable Ethereum Testnet Lifecycle
• Some Context: Ethereum Magicians - Paths out of the Goerli supply mess