RPC Latency Test

Real-time detection of response latency, block height, and sync status of various blockchain RPC nodes. Supports adding custom nodes.

Node Name / ChainRPC AddressLatencyBlock HeightStatusAction
Ethereum MainnetEthereum
https://cloudflare-eth.com
----
Idle
Ethereum (Flashbots)Ethereum
https://rpc.flashbots.net
----
Idle
Ethereum (LlamaNodes)Ethereum
https://eth.llamarpc.com
----
Idle
BNB Smart ChainBSC
https://bsc-dataseed.binance.org
----
Idle
Polygon MainnetPolygon
https://polygon-rpc.com
----
Idle
Arbitrum OneArbitrum
https://arb1.arbitrum.io/rpc
----
Idle
OptimismOptimism
https://mainnet.optimism.io
----
Idle
Base MainnetBase
https://mainnet.base.org
----
Idle

Fast Response

Nodes with latency < 200ms provide an excellent transaction experience.

Block Sync

Compare block heights to identify nodes that are lagging or out of sync.

Privacy & Security

We recommend using private or trusted RPCs for sensitive or high-value operations.