AS7552 27.78.120.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 204827.78.120.0/2427.78.121.0/2427.78.122.0/2427.78.123.0/2427.78.124.0/2427.78.125.0/2427.78.126.0/2427.78.127.0/24