AS7552 171.225.152.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048171.225.152.0/24171.225.153.0/24171.225.154.0/24171.225.155.0/24171.225.156.0/24171.225.157.0/24171.225.158.0/24171.225.159.0/24