A /26 has 64 addresses, 62 usable, mask 255.255.255.192. A /24 holds four of them, starting at .0, .64, .128 and .192. It’s a common size for a VLAN that serves one team, one floor or a set of IoT devices, and a classic VLSM building block. It fits up to 62 devices, so it’s often the answer when a question asks for “about 50 hosts”.
Facts
- Prefix
- /26
- Subnet mask
- 255.255.255.192
- Wildcard mask
- 0.0.0.63
- Binary mask
- 11111111.11111111.11111111.11000000
- Total addresses
- 64
- Usable hosts
- 62
- Example range
- 192.168.1.0/26: 192.168.1.0 – 192.168.1.63
- Typical use
- Small network segments, such as a VLAN for one team.
Try it
Try: , ,
- CIDR block
- 192.168.1.0/26
- IP range
- 192.168.1.0 – 192.168.1.63
- Addresses
- 64
- Usable hosts
- 62
- Subnet mask
- 255.255.255.192
- Wildcard mask
- 0.0.0.63
Frequently asked questions
How many hosts are in a /26?
A /26 has 64 addresses. Subtracting the network and broadcast addresses leaves 62 usable hosts.
What is the subnet mask for /26?
/26 is 255.255.255.192 (wildcard mask 0.0.0.63). In binary that’s 26 ones followed by 6 zeros.