AS137697 58.220.16.0/20 CIDR and IP Range Summary.ASN: 137697 - CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhouJiangsu Province P.R.China.Host Count: 4094Addressable IPs: 409658.220.16.0/2458.220.17.0/2458.220.18.0/2458.220.19.0/2458.220.20.0/2458.220.21.0/2458.220.22.0/2458.220.23.0/2458.220.24.0/2458.220.25.0/2458.220.26.0/2458.220.27.0/2458.220.28.0/2458.220.29.0/2458.220.30.0/2458.220.31.0/24