IPv4 prefix

121.8.172.0/22

IP Prefix (CIDR): 121.8.172.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 121.8.172.0 - 121.8.175.255
Subnet calculator: Calculate subnet details

Registered Owner

Handle: IRT-CHINANET-CN
Country: China (CN)
Address: No.31 ,jingrong street,beijing 100032
Registry: APNIC
Registered Prefix: 121.8.0.0/13 (121.8.0.0 - 121.15.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
121.8.172.0/22	Exact	AS135089	China Telecom	China (CN)	121.8.172.0	121.8.175.255