Retrieve the IP address of a hostname

       

import java.net.InetAddress;

public class Main {
  public static void main(String[] argv) throws Exception {
    InetAddress addr = InetAddress.getByName("java-tips.org");
    byte[] ipAddr = addr.getAddress();

    // Convert to dot representation
    String ipAddrStr = "";
    for (int i = 0; i < ipAddr.length; i++) {
      if (i > 0) {
        ipAddrStr += ".";
      }
      ipAddrStr += ipAddr[i] & 0xFF;
    }

  }
}

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Retrieve the IP address of a hostname : IP Address « Network Protocol « Java

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