Your IPv4 address:
Operating system:

For example: 216.73.216.253

/

Input

Address
66.59.4.0
Netmask
255.255.252.0 = 22
Inversion mask
0.0.3.255
Binary
01000010.00111011.00000100.00000000
Reserved
No

Result

Network
66.59.4.0/22 (Class A)
First IP
66.59.4.1
Last IP
66.59.7.254
Broadcast
66.59.7.255
Network range
66.59.4.0 - 66.59.7.255
List of all IP addresses
66_59_4_0-22.txt
Number of hosts
1022
Number of IP addresses
1024