IPv4 prefix

103.221.4.0/22

IP Prefix (CIDR)

103.221.4.0/22

Subnet Mask

255.255.252.0

Address Count

1,024

IP Range

103.221.4.0 - 103.221.7.255

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Registered Owner

Owner

Yang Zejun

Handle

YZ5052-AP

Country

China (CN)

Address

Room 1302 , Zhongyi International Business Building,No.88,Guangxin Road, Putuo District,Shanghai

Registry

APNIC

Registered Prefix

103.221.4.0/22 (103.221.4.0 - 103.221.7.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
103.221.0.0/19	Covering	AS139259	ADC GROUP CO. LIMITED	Hong Kong (HK)	103.221.0.0	103.221.31.255