IPv4 prefix

51.81.0.0/16

IP Prefix (CIDR): 51.81.0.0/16
Subnet Mask: 255.255.0.0
Address Count: 65,536
IP Range: 51.81.0.0 - 51.81.255.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: OVH US LLC
Handle: OUL-16
Address: 11950 Democracy Drive Reston VA 20190 United States
Registry: ARIN
Registered Prefix: 51.81.0.0/25 (51.81.0.0 - 51.81.0.127)
Delegated Prefix: 51.81.0.0/16 (51.81.0.0 - 51.81.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
51.81.0.0/16	Exact	AS16276	OVH SAS	France (FR)	51.81.0.0	51.81.255.255