AS19901 71.33.0.0/21 CIDR and IP Range Summary.ASN: 19901 - BrightspeedHost Count: 2046Addressable IPs: 204871.33.0.0/2471.33.1.0/2471.33.2.0/2471.33.3.0/2471.33.4.0/2471.33.5.0/2471.33.6.0/2471.33.7.0/24