diff --git a/src/core/providers/proxy.ts b/src/core/providers/proxy.ts
index 30c15574ea..55401662af 100644
--- a/src/core/providers/proxy.ts
+++ b/src/core/providers/proxy.ts
@@ -3,7 +3,10 @@ import { ChainId } from '../types/chains';
 export const proxyRpcEndpoint = (endpoint: string, chainId: ChainId) => {
   if (
     endpoint !== 'http://127.0.0.1:8545' &&
-    endpoint !== 'http://localhost:8545'
+    endpoint !== 'http://localhost:8545' &&
+    !endpoint.includes('http://10.') &&
+    !endpoint.includes('http://192.168') &&
+    !endpoint.match(/http:\/\/172.(1[6-9]|2[0-9]|3[0-1])./)
   ) {
     return `${process.env.RPC_PROXY_BASE_URL}/${chainId}/${
       process.env.RPC_PROXY_API_KEY