AS7552 171.239.32.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048171.239.32.0/24171.239.33.0/24171.239.34.0/24171.239.35.0/24171.239.36.0/24171.239.37.0/24171.239.38.0/24171.239.39.0/24