Online IP calculator
Input
- Address
- 3.5.128.0
- Netmask
- 255.255.240.0 = 20
- Inversion mask
- 0.0.15.255
- Binary
- 00000011.00000101.10000000.00000000
- Reserved
- No
Result
- Network
- 3.5.128.0/20 (Class A)
- First IP
- 3.5.128.1
- Last IP
- 3.5.143.254
- Broadcast
- 3.5.143.255
- Network range
- 3.5.128.0 - 3.5.143.255
- List of all IP addresses
- 3_5_128_0-20.txt
- Number of hosts
- 4094
- Number of IP addresses
- 4096