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Before we dive into the significance of /24 IP blocks, it’s essential to understand what an IP block is and how it is represented. IP blocks, often referred to as IP address ranges, are segments of IP addresses grouped together for allocation and routing purposes. Each IP address consists of 32 bits, divided into four octets, separated by dots (e.g., 192.168.1.1). An IP block represents a consecutive range of IP addresses within a particular subnet.
A /24 IP block, also known as a Class C subnet, comprises 256 individual IP addresses. These addresses are typically represented in a format like 192.168.1.0/24, where the “/24” indicates that the first 24 bits are network bits, leaving the remaining 8 bits for host addresses within that block.
The applications of /24 IP blocks span various industries and network types:
Let’s compare a /24 IP block with other common IP block sizes:
IP Block Size | Number of Addresses | Typical Use Cases |
/24 (Class C) | 256 | Small to medium-sized networks, subnetting, and efficient IP allocation. |
/16 (Class B) | 65,536 | Larger organizations, universities, and ISPs. |
/8 (Class A) | 16,777,216 | Extremely large networks and major corporations. |
/32 (Single IP) | 1 | Special use cases, loopback addresses, and point-to-point links. |
Evgeny Sevastyanov
Client Support Teamleader