AS399150 52.128.208.0/20 CIDR and IP Range Summary.ASN: 399150 - ISPExchangeCorpHost Count: 4094Addressable IPs: 409652.128.208.0/2452.128.209.0/2452.128.210.0/2452.128.211.0/2452.128.212.0/2452.128.213.0/2452.128.214.0/2452.128.215.0/2452.128.216.0/2452.128.217.0/2452.128.218.0/2452.128.219.0/2452.128.220.0/2452.128.221.0/2452.128.222.0/2452.128.223.0/24