Online IP calculator
Input
- Address
- 3.4.128.0
- Netmask
- 255.255.128.0 = 17
- Inversion mask
- 0.0.127.255
- Binary
- 00000011.00000100.10000000.00000000
- Reserved
- No
Result
- Network
- 3.4.128.0/17 (Class A)
- First IP
- 3.4.128.1
- Last IP
- 3.4.255.254
- Broadcast
- 3.4.255.255
- Network range
- 3.4.128.0 - 3.4.255.255
- List of all IP addresses
- 3_4_128_0-17.txt
- Number of hosts
- 32766
- Number of IP addresses
- 32768