AS18815 169.133.48.0/20 CIDR and IP Range Summary.ASN: 18815 - City and County of DenverHost Count: 4094Addressable IPs: 4096169.133.48.0/24169.133.49.0/24169.133.50.0/24169.133.51.0/24169.133.52.0/24169.133.53.0/24169.133.54.0/24169.133.55.0/24169.133.56.0/24169.133.57.0/24169.133.58.0/24169.133.59.0/24169.133.60.0/24169.133.61.0/24169.133.62.0/24169.133.63.0/24