AS135357 154.208.144.0/20 CIDR and IP Range Summary.ASN: 135357 - Shenzhen Katherine Heng Technology Information CoHost Count: 4094Addressable IPs: 4096154.208.144.0/24154.208.145.0/24154.208.146.0/24154.208.147.0/24154.208.148.0/24154.208.149.0/24154.208.150.0/24154.208.151.0/24154.208.152.0/24154.208.153.0/24154.208.154.0/24154.208.155.0/24154.208.156.0/24154.208.157.0/24154.208.158.0/24154.208.159.0/24