AS135357 45.207.144.0/20 CIDR and IP Range Summary.ASN: 135357 - Shenzhen Katherine Heng Technology Information CoHost Count: 4094Addressable IPs: 409645.207.144.0/2445.207.145.0/2445.207.146.0/2445.207.147.0/2445.207.148.0/2445.207.149.0/2445.207.150.0/2445.207.151.0/2445.207.152.0/2445.207.153.0/2445.207.154.0/2445.207.155.0/2445.207.156.0/2445.207.157.0/2445.207.158.0/2445.207.159.0/24