IPv4 prefix

51.18.32.0/20

IP Prefix (CIDR): 51.18.32.0/20
Subnet Mask: 255.255.240.0
Address Count: 4,096
IP Range: 51.18.32.0 - 51.18.47.255
Subnet calculator: Calculate subnet details

Registered Owner

Handle: MICROSOFT-MAINT
Country: United States of America (US)
Registry: RIPENCC
Registered Prefix: 51.18.0.0/17 (51.18.0.0 - 51.18.127.255)
Delegated Prefix: 51.18.0.0/16 (51.18.0.0 - 51.18.255.255)