IPv4 prefix

146.5.20.0/22

IP Prefix (CIDR): 146.5.20.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 146.5.20.0 - 146.5.23.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: National Solar Observatory
Handle: NSO
Address: 3665 Discovery Drive, 3rd Floor Boulder CO 80303 United States
Registry: ARIN
Registered Prefix: 146.5.0.0/16 (146.5.0.0 - 146.5.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
146.5.20.0/22	Exact	AS104	University of Colorado at Boulder	United States of America (US)	146.5.20.0	146.5.23.255