IPv4 prefix

121.10.42.0/23

IP Prefix (CIDR): 121.10.42.0/23
Subnet Mask: 255.255.254.0
Address Count: 512
IP Range: 121.10.42.0 - 121.10.43.255
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
121.10.42.0/23	Exact	AS140318	China Telecom	China (CN)	121.10.42.0	121.10.43.255