diff --git a/NODES_on_Ethereum/block_builders.md b/NODES_on_Ethereum/block_builders.md
index 315f552..9379ffc 100644
--- a/NODES_on_Ethereum/block_builders.md
+++ b/NODES_on_Ethereum/block_builders.md
@@ -5,5 +5,6 @@
 
 ### Resources
 
+* [etherscan blocks](https://etherscan.io/blocks)
 * [Flashbots builder](https://github.com/flashbots/builder)
 * [builder69.io endpoint for searchers (bundle/tx)](https://builder0x69.io)