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// Import the ethers library | |
const ethers = require('ethers'); | |
// Connect to the Ethereum mainnet | |
let provider = new ethers.providers.JsonRpcProvider('https://mainnet.infura.io/v3/INFURA_PROJECT_ID'); | |
// Define the addresses to look up | |
let addresses = [ | |
'0x57f1887a8BF19b14fC0dF6Fd9B2acc9Af147eA85', | |
'0xf4bfaf916a68b0fC859D63a319034C0f72A88a5C', |
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