28.26.153.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
28.26.153.32
Broadcast Address
28.26.153.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
28.26.153.33
Last Usable IP
28.26.153.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (28.26.153.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 28.26.153.63 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 28.26.153.32/27
Network Address 28.26.153.32
Broadcast Address 28.26.153.63
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 28.26.153.33
Last Usable IP 28.26.153.62
Network (Hex) 0x1C1A9920
Broadcast (Hex) 0x1C1A993F
Address Type Public / Globally Routable

Binary Representation

Network Address
00011100.00011010.10011001 00011100.00011010.10011001.00100000
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 28.26.153.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 28.26.153.32/28 28.26.153.32 28.26.153.33 28.26.153.46 28.26.153.47 14
2 28.26.153.48/28 28.26.153.48 28.26.153.49 28.26.153.62 28.26.153.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

28.26.153.32 net
28.26.153.33
28.26.153.34
28.26.153.35
28.26.153.36
28.26.153.37
28.26.153.38
28.26.153.39
28.26.153.40
28.26.153.41
28.26.153.42
28.26.153.43
28.26.153.44
28.26.153.45
28.26.153.46
28.26.153.47
… 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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