AS60558 131.153.16.0/21 CIDR and IP Range Summary.ASN: 60558 - Phoenix NAP LLC.Host Count: 2046Addressable IPs: 2048131.153.16.0/24131.153.17.0/24131.153.18.0/24131.153.19.0/24131.153.20.0/24131.153.21.0/24131.153.22.0/24131.153.23.0/24