Free Space Finder

Discover all available address blocks within network pools

Quick Examples
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Available Free Space

18 free blocks
16,776,704 addresses
10.1.0.0/16
65,536 addresses
10.128.0.0/9
8,388,608 addresses
10.16.0.0/12
1,048,576 addresses
10.2.0.0/15
131,072 addresses
10.32.0.0/11
2,097,152 addresses
10.4.0.0/14
262,144 addresses
10.64.0.0/10
4,194,304 addresses
10.8.0.0/13
524,288 addresses
192.168.0.0/24
256 addresses
192.168.11.0/24
256 addresses
192.168.12.0/22
1,024 addresses
192.168.128.0/17
32,768 addresses
192.168.16.0/20
4,096 addresses
192.168.2.0/23
512 addresses
192.168.32.0/19
8,192 addresses
192.168.4.0/22
1,024 addresses
192.168.64.0/18
16,384 addresses
192.168.8.0/23
512 addresses

Address Space Visualization

Network Pools
Allocated Space
Available Space
10.1.0.0/16
192.168.0.0/24
192.168.2.0/23
192.168.11.0/24
10.0.0.0 192.168.255.255