ETH Address Scanner

Easily scan any Ethereum address to retrieve real-time blockchain data.

Project Structure

• server/ — Node.js + Express server hosted on Fly.io
• client/ — React app built with Vite, deployed on Vercel

Features

• Scan any Ethereum wallet or contract address
• Get ETH balance, transaction nonce, ENS name
• Detect if it's a smart contract
• Show latest block number and hash
• Smooth animated UI using Tailwind and ShaderGradient

Tech Stack

• Node.js + Express
• Ethers.js (v6)
• Alchemy API
• React (Vite)
• Tailwind CSS
• Socket.io
• Vercel (Client)
• Fly.io (Server)
• pnpm (Package manager)

Setup

Clone the repository

git clone https://github.com/your-username/eth-scanner.git
cd eth-scanner

Server (Fly.io)

cd server
pnpm install

# Create .env file with your Alchemy key
echo "ALCHEMY_API_KEY=your_key_here" > .env

node server.js

Client (Vercel)

cd ../client
pnpm install

# Create .env file with your Fly.io or any other socket URL
echo "VITE_SOCKET_URL=your_socket_here > .env

pnpm dev

Open http://localhost:5173