AS7552 27.71.136.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 204827.71.136.0/2427.71.137.0/2427.71.138.0/2427.71.139.0/2427.71.140.0/2427.71.141.0/2427.71.142.0/2427.71.143.0/24