178.155.49.32/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
178.155.49.32
Broadcast Address
178.155.49.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
178.155.49.33
Last Usable IP
178.155.49.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (178.155.49.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 178.155.49.63 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 178.155.49.32/27
Network Address 178.155.49.32
Broadcast Address 178.155.49.63
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 178.155.49.33
Last Usable IP 178.155.49.62
Network (Hex) 0xB29B3120
Broadcast (Hex) 0xB29B313F
Address Type Public / Globally Routable

Binary Representation

Network Address
10110010.10011011.00110001 10110010.10011011.00110001.00100000
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 178.155.49.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 178.155.49.32/28 178.155.49.32 178.155.49.33 178.155.49.46 178.155.49.47 14
2 178.155.49.48/28 178.155.49.48 178.155.49.49 178.155.49.62 178.155.49.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

178.155.49.32 net
178.155.49.33
178.155.49.34
178.155.49.35
178.155.49.36
178.155.49.37
178.155.49.38
178.155.49.39
178.155.49.40
178.155.49.41
178.155.49.42
178.155.49.43
178.155.49.44
178.155.49.45
178.155.49.46
178.155.49.47
… 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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