54.54.154.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
54.54.154.64
Broadcast Address
54.54.154.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
54.54.154.65
Last Usable IP
54.54.154.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (54.54.154.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 54.54.154.95 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 54.54.154.64/27
Network Address 54.54.154.64
Broadcast Address 54.54.154.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class A
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 54.54.154.65
Last Usable IP 54.54.154.94
Network (Hex) 0x36369A40
Broadcast (Hex) 0x36369A5F
Address Type Public / Globally Routable

Binary Representation

Network Address
00110110.00110110.10011010 00110110.00110110.10011010.01000000
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 54.54.154.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 54.54.154.64/28 54.54.154.64 54.54.154.65 54.54.154.78 54.54.154.79 14
2 54.54.154.80/28 54.54.154.80 54.54.154.81 54.54.154.94 54.54.154.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

54.54.154.64 net
54.54.154.65
54.54.154.66
54.54.154.67
54.54.154.68
54.54.154.69
54.54.154.70
54.54.154.71
54.54.154.72
54.54.154.73
54.54.154.74
54.54.154.75
54.54.154.76
54.54.154.77
54.54.154.78
54.54.154.79
… 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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