AS20485 151.237.240.0/21 CIDR and IP Range Summary.ASN: 20485 - Joint Stock Company TransTeleComHost Count: 2046Addressable IPs: 2048151.237.240.0/24151.237.241.0/24151.237.242.0/24151.237.243.0/24151.237.244.0/24151.237.245.0/24151.237.246.0/24151.237.247.0/24