IPv4 prefix

210.72.240.0/21

IP Prefix (CIDR): 210.72.240.0/21
Subnet Mask: 255.255.248.0
Address Count: 2,048
IP Range: 210.72.240.0 - 210.72.247.255
Subnet calculator: Calculate subnet details

Registered Owner

Handle: IRT-CNNIC-CN
Country: China (CN)
Address: Beijing, China
Registry: APNIC
Registered Prefix: 210.72.224.0/19 (210.72.224.0 - 210.72.255.255)
Delegated Prefix: 210.72.192.0/18 (210.72.192.0 - 210.72.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
210.72.240.0/21	Exact	AS9814	Beijing FibrLINK Networks Co. Ltd.	China (CN)	210.72.240.0	210.72.247.255