AS4725 157.78.248.0/21 CIDR and IP Range Summary.ASN: 4725 - ODN SoftBank Corp.Host Count: 2046Addressable IPs: 2048157.78.248.0/24157.78.249.0/24157.78.250.0/24157.78.251.0/24157.78.252.0/24157.78.253.0/24157.78.254.0/24157.78.255.0/24