Subnet Cheat Sheet – 24 Subnet Mask, 30, 26, 27, 29, and other IP
https://www.freecodecamp.org/news/subnet-cheat-sheet-24-subnet-mask-30-26-27-29-and-other-ip-address-cidr-network-references/
WebFeb 12, 2021 · How Do IP Address Blocks Work? IPv4 addresses like 192.168.0.1 are really just decimal representations of four binary blocks. Each block is 8 bits, and represents numbers from 0-255. Because the blocks are groups of 8 bits, each block is known as an octet. And since there are four blocks of 8 bits, every IPv4 address is 32 bits.
DA: 12 PA: 16 MOZ Rank: 82