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lookup
CIDR:
121.42.0.0/18
ASN:
AS Number:
37963
AS Description: ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
Network Address:
121.42.0.0
CIDR Size:
121.42.0.0/18 consists of 262144 networks, each of it can hold 16384 hosts.