AS7552 171.244.208.0/21 CIDR and IP Range Summary.ASN: 7552 - Viettel GroupHost Count: 2046Addressable IPs: 2048171.244.208.0/24171.244.209.0/24171.244.210.0/24171.244.211.0/24171.244.212.0/24171.244.213.0/24171.244.214.0/24171.244.215.0/24