178.153.235.32/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
178.153.235.32
Broadcast Address
178.153.235.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
178.153.235.33
Last Usable IP
178.153.235.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (178.153.235.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 178.153.235.63 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 178.153.235.32/27
Network Address 178.153.235.32
Broadcast Address 178.153.235.63
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 178.153.235.33
Last Usable IP 178.153.235.62
Network (Hex) 0xB299EB20
Broadcast (Hex) 0xB299EB3F
Address Type Public / Globally Routable

Binary Representation

Network Address
10110010.10011001.11101011 10110010.10011001.11101011.00100000
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 178.153.235.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 178.153.235.32/28 178.153.235.32 178.153.235.33 178.153.235.46 178.153.235.47 14
2 178.153.235.48/28 178.153.235.48 178.153.235.49 178.153.235.62 178.153.235.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

178.153.235.32 net
178.153.235.33
178.153.235.34
178.153.235.35
178.153.235.36
178.153.235.37
178.153.235.38
178.153.235.39
178.153.235.40
178.153.235.41
178.153.235.42
178.153.235.43
178.153.235.44
178.153.235.45
178.153.235.46
178.153.235.47
… 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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