CIDR 72.21.40.0/21
CIDR:
72.21.40.0/21
ASN:
AS Number: 15395
AS Description: RACKSPACE-LON - Rackspace Ltd., GB
AS Description: RACKSPACE-LON - Rackspace Ltd., GB
Network Address:
CIDR Size:
72.21.40.0/21 consists of 2'097'152 networks, each of which can hold 2'048 hosts.