209.172.2.0-209.172.2.31 209.172.2.0/27
209.172.2.32-209.172.2.47 209.172.2.32/28
209.172.2.48-209.172.2.51 209.172.2.48/30
209.172.2.52-209.172.2.52 209.172.2.52/32