AS15003 72.37.224.0/21 CIDR and IP Range Summary.ASN: 15003 - Leaseweb USA Inc.Host Count: 2046Addressable IPs: 204872.37.224.0/2472.37.225.0/2472.37.226.0/2472.37.227.0/2472.37.228.0/2472.37.229.0/2472.37.230.0/2472.37.231.0/24