diff --git a/web3swift/src/Client/BaseEthereumClient.swift b/web3swift/src/Client/BaseEthereumClient.swift
index ae8afb4e..f8fdee55 100644
--- a/web3swift/src/Client/BaseEthereumClient.swift
+++ b/web3swift/src/Client/BaseEthereumClient.swift
@@ -17,35 +17,14 @@ public class BaseEthereumClient: EthereumClientProtocol {
     let concurrentQueue: OperationQueue
     let networkProvider: NetworkProviderProtocol
 
-    private var retreivedNetwork: EthereumNetwork?
     private let logger: Logger
 
-    public var network: EthereumNetwork? {
-        if let _ = retreivedNetwork {
-            return retreivedNetwork
-        }
-
-        let group = DispatchGroup()
-        group.enter()
-
-        var network: EthereumNetwork?
-        net_version { result in
-            switch result {
-            case .success(let data):
-                network = data
-                self.retreivedNetwork = network
-            case .failure(let error):
-                self.logger.warning("Client has no network: \(error.localizedDescription)")
-            }
-
-            group.leave()
-        }
+    public var network: EthereumNetwork?
 
-        group.wait()
-        return network
-    }
-
-    init(networkProvider: NetworkProviderProtocol, url: URL, logger: Logger? = nil) {
+    init(networkProvider: NetworkProviderProtocol,
+         url: URL,
+         logger: Logger? = nil,
+         network: EthereumNetwork?) {
         self.url = url
 
         let txQueue = OperationQueue()
@@ -53,9 +32,13 @@ public class BaseEthereumClient: EthereumClientProtocol {
         txQueue.qualityOfService = .background
         txQueue.maxConcurrentOperationCount = 1
         self.concurrentQueue = txQueue
-
         self.networkProvider = networkProvider
         self.logger = logger ?? Logger(label: "web3.swift.eth-client")
+        self.network = network
+
+        if network == nil {
+            self.network = fetchNetwork()
+        }
     }
 
     public func net_version(completionHandler: @escaping (Result<EthereumNetwork, EthereumClientError>) -> Void) {
@@ -358,12 +341,32 @@ public class BaseEthereumClient: EthereumClientProtocol {
 
     private func eth_getLogs(addresses: [EthereumAddress]?, topics: Topics?, fromBlock from: EthereumBlock, toBlock to: EthereumBlock, completion: @escaping((Result<[EthereumLog], EthereumClientError>) -> Void)) {
         DispatchQueue.global(qos: .default)
-                .async {
-                    let result = RecursiveLogCollector(ethClient: self)
-                            .getAllLogs(addresses: addresses, topics: topics, from: from, to: to)
+            .async {
+                let result = RecursiveLogCollector(ethClient: self)
+                    .getAllLogs(addresses: addresses, topics: topics, from: from, to: to)
 
-                    completion(result)
-                }
+                completion(result)
+            }
+    }
+
+    private func fetchNetwork() -> EthereumNetwork? {
+        let group = DispatchGroup()
+        group.enter()
+
+        var network: EthereumNetwork?
+        net_version { result in
+            switch result {
+            case .success(let data):
+                network = data
+            case .failure(let error):
+                self.logger.warning("Client has no network: \(error.localizedDescription)")
+            }
+
+            group.leave()
+        }
+
+        group.wait()
+        return network
     }
 
     func failureHandler<T>(_ error: Error, completionHandler: @escaping (Result<T, EthereumClientError>) -> Void) {
diff --git a/web3swift/src/Client/EthereumHttpClient.swift b/web3swift/src/Client/EthereumHttpClient.swift
index 2fc2c752..5fc7606b 100644
--- a/web3swift/src/Client/EthereumHttpClient.swift
+++ b/web3swift/src/Client/EthereumHttpClient.swift
@@ -12,15 +12,18 @@ import FoundationNetworking
 
 public class EthereumHttpClient: BaseEthereumClient {
     let networkQueue: OperationQueue
-
-    public init(url: URL, sessionConfig: URLSessionConfiguration = URLSession.shared.configuration, logger: Logger? = nil) {
+    
+    public init(url: URL,
+                sessionConfig: URLSessionConfiguration = URLSession.shared.configuration,
+                logger: Logger? = nil,
+                network: EthereumNetwork? = nil) {
         let networkQueue = OperationQueue()
         networkQueue.name = "web3swift.client.networkQueue"
         networkQueue.qualityOfService = .background
         networkQueue.maxConcurrentOperationCount = 4
         self.networkQueue = networkQueue
-
+        
         let session = URLSession(configuration: sessionConfig, delegate: nil, delegateQueue: networkQueue)
-        super.init(networkProvider: HttpNetworkProvider(session: session, url: url), url: url, logger: logger)
+        super.init(networkProvider: HttpNetworkProvider(session: session, url: url), url: url, logger: logger, network: network)
     }
 }
diff --git a/web3swift/src/Client/EthereumWebSocketClient.swift b/web3swift/src/Client/EthereumWebSocketClient.swift
index 1c8c226b..b2337d2d 100644
--- a/web3swift/src/Client/EthereumWebSocketClient.swift
+++ b/web3swift/src/Client/EthereumWebSocketClient.swift
@@ -54,7 +54,8 @@ public class EthereumWebSocketClient: BaseEthereumClient, EthereumClientWebSocke
                 eventLoopGroupProvider: EventLoopGroupProvider = .createNew,
                 configuration: WebSocketConfiguration = .init(),
                 sessionConfig: URLSessionConfiguration = URLSession.shared.configuration,
-                logger: Logger? = nil) {
+                logger: Logger? = nil,
+                network: EthereumNetwork? = nil) {
         let networkQueue = OperationQueue()
         networkQueue.name = "web3swift.client.networkQueue"
         networkQueue.qualityOfService = .background
@@ -69,7 +70,7 @@ public class EthereumWebSocketClient: BaseEthereumClient, EthereumClientWebSocke
                                                 session: session,
                                                 logger: logger)
         self.provider = provider
-        super.init(networkProvider: provider, url: url, logger: logger)
+        super.init(networkProvider: provider, url: url, logger: logger, network: network)
     }
 
     public func connect() {