IPv4 prefix

66.166.0.0/16

IP Prefix (CIDR): 66.166.0.0/16
Subnet Mask: 255.255.0.0
Address Count: 65,536
IP Range: 66.166.0.0 - 66.166.255.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: IPNetZone
Handle: IPNET-1
Address: 7900 Tysons One Place McLean VA 22102 United States
Registry: ARIN
Registered Prefix: 66.166.0.0/16 (66.166.0.0 - 66.166.255.255)
Delegated Prefix: 66.166.0.0/15 (66.166.0.0 - 66.167.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
66.166.0.0/16	Exact	AS22773	Cox Communications Inc.	United States of America (US)	66.166.0.0	66.166.255.255