Compactible node client?

With what ethereum client is the site supposed to work. Currently using geth v1.9.25 but gettin a lot of errors:
i.e: 

```
Error: Invalid JSON RPC response: ""
    InvalidResponse https://cdn.jsdelivr.net/gh/ethereum/web3.js@1.0.0-beta.34/dist/web3.js:22268
    onreadystatechange https://cdn.jsdelivr.net/gh/ethereum/web3.js@1.0.0-beta.34/dist/web3.js:38147
```