AS7552 115.78.16.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048115.78.16.0/24115.78.17.0/24115.78.18.0/24115.78.19.0/24115.78.20.0/24115.78.21.0/24115.78.22.0/24115.78.23.0/24