Home IP Subnet Calculator VLSM Calculator RAID Calculator Bandwidth Calculator CIDR to IP Range Converter

Network & Storage Calculators

Explore our suite of professional network and storage tools. Each section below includes an interactive mini preview — click anywhere in the box to go to the calculator.

IP Subnet Calculator

Quickly calculate network addresses, broadcast addresses, and total hosts for any subnet.

VLSM Calculator

Divide networks dynamically using Variable Length Subnet Masking (VLSM) to optimize address space usage.

192.168.1.0/26
192.168.1.0/26
Mask: 255.255.255.192
Usable Hosts: 62
192.168.1.64/27
192.168.1.64/27
Mask: 255.255.255.224
Usable Hosts: 30
192.168.1.96/28
192.168.1.96/28
Mask: 255.255.255.240
Usable Hosts: 14

Bandwidth Calculator

Estimate real-time file transfer durations at different speeds and simulate progress visually.

File 1 - 100 MB
0%
File 2 - 250 MB
0%

RAID Calculator

Compute usable capacity, fault tolerance, and efficiency for any RAID level and drive configuration.

CIDR to IP Range Converter

Convert CIDR notation into detailed IP ranges, showing first/last usable hosts, mask, and broadcast address.

192.168.0.0/27
Mask: 255.255.255.224
Range: 192.168.0.1 - 192.168.0.30
Broadcast: 192.168.0.31
Hosts: 30
192.168.0.32/27
Mask: 255.255.255.224
Range: 192.168.0.33 - 192.168.0.62
Broadcast: 192.168.0.63
Hosts: 30
192.168.0.64/26
Mask: 255.255.255.192
Range: 192.168.0.65 - 192.168.0.126
Broadcast: 192.168.0.127
Hosts: 62
192.168.0.128/29
Mask: 255.255.255.248
Range: 192.168.0.129 - 192.168.0.134
Broadcast: 192.168.0.135
Hosts: 6
192.168.0.136/28
Mask: 255.255.255.240
Range: 192.168.0.129 - 192.168.0.142
Broadcast: 192.168.0.143
Hosts: 14
192.168.0.152/27
Mask: 255.255.255.224
Range: 192.168.0.129 - 192.168.0.158
Broadcast: 192.168.0.159
Hosts: 30
192.168.0.184/29
Mask: 255.255.255.248
Range: 192.168.0.185 - 192.168.0.190
Broadcast: 192.168.0.191
Hosts: 6
192.168.0.192/28
Mask: 255.255.255.240
Range: 192.168.0.193 - 192.168.0.206
Broadcast: 192.168.0.207
Hosts: 14
192.168.0.208/28
Mask: 255.255.255.240
Range: 192.168.0.209 - 192.168.0.222
Broadcast: 192.168.0.223
Hosts: 14
192.168.0.224/28
Mask: 255.255.255.240
Range: 192.168.0.225 - 192.168.0.238
Broadcast: 192.168.0.239
Hosts: 14
192.168.0.240/28
Mask: 255.255.255.240
Range: 192.168.0.241 - 192.168.0.254
Broadcast: 192.168.0.255
Hosts: 14