> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Chainstack updates: September 16, 2020

> Ethereum Rinkeby testnet support, Quorum 2.7.0 client upgrade, and GraphQL query support for dedicated Ethereum full and archive nodes on Chainstack.

* **Protocols**.
  * Ethereum Rinkeby support.
  * Quorum 2.7.0 support.
* **GraphQL**. You can now query dedicated Ethereum full nodes and archive nodes with GraphQL.