AS7552 117.7.128.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048117.7.128.0/24117.7.129.0/24117.7.130.0/24117.7.131.0/24117.7.132.0/24117.7.133.0/24117.7.134.0/24117.7.135.0/24