5.188.28.0-5.188.28.31 5.188.28.0/27
5.188.28.32-5.188.28.47 5.188.28.32/28
5.188.28.48-5.188.28.55 5.188.28.48/29
5.188.28.56-5.188.28.59 5.188.28.56/30