CIDR 221.231.136.0/21
CIDR:
221.231.136.0/21
ASN:
AS Number: 137702
AS Description: CHINATELECOM-JIANGSU-NANJING-IDC - Nanjing, Jiangsu Province, P.R.China., CN
AS Description: CHINATELECOM-JIANGSU-NANJING-IDC - Nanjing, Jiangsu Province, P.R.China., CN
Network Address:
CIDR Size:
221.231.136.0/21 consists of 2'097'152 networks, each of which can hold 2'048 hosts.