IPv4 prefix

199.12.0.0/15

IP Prefix (CIDR): 199.12.0.0/15
Subnet Mask: 255.254.0.0
Address Count: 131,072
IP Range: 199.12.0.0 - 199.13.255.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Owner: RCN
Handle: C11605117
Address: 21635 Red Rum Dr Ashburn VA 20147 United States
Registry: ARIN
Registered Prefix: 199.12.0.0/16 (199.12.0.0 - 199.12.255.255)
Delegated Prefix: 199.12.0.0/15 (199.12.0.0 - 199.13.255.255)

Registration 2 of 2

Owner: RCN
Handle: C11605118
Address: 21635 Red Rum Dr Ashburn VA 20147 United States
Registry: ARIN
Registered Prefix: 199.13.0.0/16 (199.13.0.0 - 199.13.255.255)
Delegated Prefix: 199.12.0.0/15 (199.12.0.0 - 199.13.255.255)