AS7552 171.227.112.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048171.227.112.0/24171.227.113.0/24171.227.114.0/24171.227.115.0/24171.227.116.0/24171.227.117.0/24171.227.118.0/24171.227.119.0/24