Visual Subnet Calculator
www.davidc.net › sites › defaultVisual Subnet Calculator. Enter the network you wish to subnet: Network Address. Mask bits. Show columns: Subnet address Netmask Range of addresses Useable IPs Hosts Divide Join. Click below to split and join subnets. If you wish to save this subnetting for later, bookmark this hyperlink. Subnet address.
IPv4 Subnet Calculator
https://ip4calculator.comBy splitting the subnets using the Split link in the sheet below, we can see how many available hosts we have in the newly created subnets. Always keep in mind that we need 1 IP address for the gateway, so the smallest IP subnet we can create is a /30 subnet (with 1 IP address for a host and 1 IP address for the gateway).
VPC Subnet Builder
https://tidalmigrations.com/subnet-builderVPC Subnet Builder. The Tidal Migrations Subnet Builder takes the idea of an IP Calculator to the next level, allowing you to build entire cloud and datacenter IP address plans visually. Simply enter your highest-level parent subnet and start breaking it down by selecting subnets of the appropriate sizes using the buttons to the right.