AS19901 67.77.216.0/21 CIDR and IP Range Summary.ASN: 19901 - BrightspeedHost Count: 2046Addressable IPs: 204867.77.216.0/2467.77.217.0/2467.77.218.0/2467.77.219.0/2467.77.220.0/2467.77.221.0/2467.77.222.0/2467.77.223.0/24