178.235.126.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
178.235.126.64
Broadcast Address
178.235.126.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
178.235.126.65
Last Usable IP
178.235.126.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (178.235.126.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 178.235.126.95 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 30 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.224 is the dotted-decimal equivalent of /27. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 178.235.126.64/27
Network Address 178.235.126.64
Broadcast Address 178.235.126.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class B
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 178.235.126.65
Last Usable IP 178.235.126.94
Network (Hex) 0xB2EB7E40
Broadcast (Hex) 0xB2EB7E5F
Address Type Public / Globally Routable

Binary Representation

Network Address
10110010.11101011.01111110 10110010.11101011.01111110.01000000
Subnet Mask
11111111.11111111.11111111.11100000

The first 27 bits (1s in the mask) identify the network. The remaining 5 bits identify hosts within the network.

Split into Equal Subnets

Split 178.235.126.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 178.235.126.64/28 178.235.126.64 178.235.126.65 178.235.126.78 178.235.126.79 14
2 178.235.126.80/28 178.235.126.80 178.235.126.81 178.235.126.94 178.235.126.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

178.235.126.64 net
178.235.126.65
178.235.126.66
178.235.126.67
178.235.126.68
178.235.126.69
178.235.126.70
178.235.126.71
178.235.126.72
178.235.126.73
178.235.126.74
178.235.126.75
178.235.126.76
178.235.126.77
178.235.126.78
178.235.126.79
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

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