AS17661 133.223.64.0/20 CIDR and IP Range Summary.ASN: 17661 - AS for DATAHOTEL Which is One of IDC in JapanHost Count: 4094Addressable IPs: 4096133.223.64.0/24133.223.65.0/24133.223.66.0/24133.223.67.0/24133.223.68.0/24133.223.69.0/24133.223.70.0/24133.223.71.0/24133.223.72.0/24133.223.73.0/24133.223.74.0/24133.223.75.0/24133.223.76.0/24133.223.77.0/24133.223.78.0/24133.223.79.0/24