AS7552 171.248.168.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048171.248.168.0/24171.248.169.0/24171.248.170.0/24171.248.171.0/24171.248.172.0/24171.248.173.0/24171.248.174.0/24171.248.175.0/24