IPv4 prefix

2.21.16.0/22

IP Prefix (CIDR): 2.21.16.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 2.21.16.0 - 2.21.19.255
Subnet calculator: Calculate subnet details

Registered Owner

Handle: AKAM1-RIPE-MNT
Country: Germany (DE)
Registry: RIPENCC
Registered Prefix: 2.21.16.0/20 (2.21.16.0 - 2.21.31.255)
Delegated Prefix: 2.16.0.0/13 (2.16.0.0 - 2.23.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
2.21.16.0/22	Exact	AS9924	Taiwan Fixed Network Telco and Network Service Provider	Taiwan (Province of China) (TW)	2.21.16.0	2.21.19.255