ENS Name Resolver

package.json

{
  "name": "ens",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "ethers": "^6.4.1"
  }
}

resolveAddress.js

const { ethers } = require("ethers");

async function lookupENSAddress(ens) {
  // Infura provider setup
  const network = "mainnet";
  const apiKey = "a867fc6179514df5b192178850c9740a";
  const provider = new ethers.InfuraProvider(network, apiKey);

  try {
    // Lookup Address
    const ensName = await provider.lookupAddress(ens);
    return ensName;
  } catch (error) {
    console.log("Error occurred while looking up ENS address:", error);
    return null;
  }
}

// Example usage
const addr = "0xD2Af803ad747ea12Acf5Ae468056703aE48785b5";
lookupENSAddress(addr)
  .then((ensName) => {
    if (ensName) {
      console.log(`ENS name for wallet address ${addr}:`, ensName);
    } else {
      console.log(`No ENS name found for wallet address ${addr}`);
    }
  })
  .catch((error) => {
    console.log("Error occurred:", error);
  });

resolveENS.js

const { ethers } = require("ethers");

async function lookupENSAddress(ens) {
  // Infura provider setup
  const network = "mainnet";
  const apiKey = "";
  const provider = new ethers.InfuraProvider(network, apiKey);

  try {
    // Lookup ENS name
    const address = await provider.resolveName(ens);
    return address;
  } catch (error) {
    console.log("Error occurred while looking up ENS address:", error);
    return null;
  }
}

// Example usage
const ensName = "111.eth";
lookupENSAddress(ensName)
  .then((address) => {
    if (address) {
      console.log(`Wallet address for ENS name ${ensName}:`, address);
    } else {
      console.log(`No wallet address found for ENS name ${ensName}`);
    }
  })
  .catch((error) => {
    console.log("Error occurred:", error);
  });