AS137697 58.220.64.0/20 CIDR and IP Range Summary.ASN: 137697 - CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhouJiangsu Province P.R.China.Host Count: 4094Addressable IPs: 409658.220.64.0/2458.220.65.0/2458.220.66.0/2458.220.67.0/2458.220.68.0/2458.220.69.0/2458.220.70.0/2458.220.71.0/2458.220.72.0/2458.220.73.0/2458.220.74.0/2458.220.75.0/2458.220.76.0/2458.220.77.0/2458.220.78.0/2458.220.79.0/24