Bonjour à tous, j'essaye de me connecter à ma db pour écrire une table (test). J'ai écrit ce code :

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package game;
 
import java.sql.DriverManager;
import java.sql.SQLException;
 
import com.mysql.jdbc.Connection;
import com.mysql.jdbc.Statement;
 
public class Annagramme 
{
	public static void main( String[] args )
	{
		String url 		= "jdbc:mysql://db701563717.db.1and1.com"; // ou "jdbc:mysql://db701563717.db.1and1.com:3306/db701563717";
 
		String login 	= "****************";
		String pass 	= "****************";
		String personne = "Max";
		Connection cn 	= null;
		Statement st 	= null;
 
		try {
			DriverManager.registerDriver(new com.mysql.jdbc.Driver ());
			System.out.println("Driver chargé");
			cn = (Connection) DriverManager.getConnection(url, login, pass);
			System.out.println("Connecté");
			st = (Statement) cn.createStatement();
			String sql = "INSERT INTO `javadb` (`personnes`) VALUES ('" + personne + "')";
 
			st.executeUpdate(sql);
		} catch (SQLException e) {
			e.printStackTrace();
		}
		finally
		{
			try
			{
				cn.close();
				st.close();
			} catch (SQLException e)
			{
				e.printStackTrace();
			}
		}
 
	}
}
Je ne sais pas pourquoi j'obtiens cette erreur :

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Driver chargé
com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: 
 
** BEGIN NESTED EXCEPTION ** 
 
java.net.UnknownHostException
MESSAGE: db701563717.db.1and1.com
 
STACKTRACE:
 
java.net.UnknownHostException: db701563717.db.1and1.com
	at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
	at java.net.InetAddress$2.lookupAllHostAddr(Unknown Source)
	at java.net.InetAddress.getAddressesFromNameService(Unknown Source)
	at java.net.InetAddress.getAllByName0(Unknown Source)
	at java.net.InetAddress.getAllByName(Unknown Source)
	at java.net.InetAddress.getAllByName(Unknown Source)
	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:163)
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:267)
	at com.mysql.jdbc.Connection.createNewIO(Connection.java:2739)
	at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at game.Annagramme.main(Annagramme.java:24)
 
 
** END NESTED EXCEPTION **
 
 
 
Last packet sent to the server was 11 ms ago.
	at com.mysql.jdbc.Connection.createNewIO(Connection.java:2814)
	at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at game.Annagramme.main(Annagramme.java:24)
Pouvez-vous m'aider ?