IPv4 prefix

210.12.56.0/21

IP Prefix (CIDR): 210.12.56.0/21
Subnet Mask: 255.255.248.0
Address Count: 2,048
IP Range: 210.12.56.0 - 210.12.63.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Handle: IRT-CU-CN
Country: China (CN)
Address: No.21,Financial Street Beijing,100033 P.R.China
Registry: APNIC
Registered Prefix: 210.12.0.0/15 (210.12.0.0 - 210.13.255.255)
Delegated Prefix: 210.13.128.0/17 (210.13.128.0 - 210.13.255.255)

Registration 2 of 2

Owner: Gavin Zhang
Handle: GZ21-AP
Country: China (CN)
Address: No.15 jihua 5 Road,Foshan City GUANGDONG,CHINA
Registry: APNIC
Registered Prefix: 210.12.56.0/24 (210.12.56.0 - 210.12.56.255)
Delegated Prefix: 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
210.12.56.0/21	Exact	AS4808	China Unicom Beijing Province Network	China (CN)	210.12.56.0	210.12.63.255