HEAD request timing out

OkHttpBug.java

import okhttp3.*;
import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;

public class OkHttpBug {
    @Test
    public void test() throws Exception {
        Request request = new Request.Builder()
                .head()
                .url("http://www.sunhotels.net/SunHotels.net/HotelInfo/hotelImage.aspx?full=1&id=528422")
                .build();
        OkHttpClient client = new OkHttpClient();

        Call call = client.newCall(request);
        Response response = call.execute();

        assertEquals(response.header("Content-Length"), "123");
        assertNull(response.body());
    }
}