Getting the Hostname of an IP Address

       


import java.net.InetAddress;

public class Main {
  public static void main(String[] argv) throws Exception {
    // Get hostname by textual representation of IP address
    InetAddress addr = InetAddress.getByName("127.0.0.1");
  }
}

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Getting the Hostname of an IP Address : IP Address « Network Protocol « Java

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