IPv4 prefix

103.252.172.0/22

IP Prefix (CIDR): 103.252.172.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 103.252.172.0 - 103.252.175.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Duke Kunshan University
Handle: ORG-DKU1-AP
Country: China (CN)
Address: No. 8 Duke Avenue Kunshan, Jiangsu, China
Registry: APNIC
Registered Prefix: 103.252.172.0/22 (103.252.172.0 - 103.252.175.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
103.252.172.0/22	Exact	AS4538	China Education and Research Network Center	China (CN)	103.252.172.0	103.252.175.255
103.252.172.0/22	Exact	AS133465	Duke Kunshan University	China (CN)	103.252.172.0	103.252.175.255