AS11572 131.153.64.0/21 CIDR and IP Range Summary.ASN: 11572 - PhoenixNAP LLCHost Count: 2046Addressable IPs: 2048131.153.64.0/24131.153.65.0/24131.153.66.0/24131.153.67.0/24131.153.68.0/24131.153.69.0/24131.153.70.0/24131.153.71.0/24