IPv4 prefix

129.66.0.0/16

IP Prefix (CIDR): 129.66.0.0/16
Subnet Mask: 255.255.0.0
Address Count: 65,536
IP Range: 129.66.0.0 - 129.66.255.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Alabama Supercomputer Authority
Handle: ASC-Z
Address: 686 Discovery Dr. Huntsville AL 35806 United States
Registry: ARIN
Registered Prefix: 129.66.0.0/16 (129.66.0.0 - 129.66.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
129.66.0.0/16	Exact	AS3464	Alabama Supercomputer Authority	United States of America (US)	129.66.0.0	129.66.255.255