158.252.138.96/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
158.252.138.96
Broadcast Address
158.252.138.127
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
158.252.138.97
Last Usable IP
158.252.138.126
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (158.252.138.96). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 158.252.138.127 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 158.252.138.96/27
Network Address 158.252.138.96
Broadcast Address 158.252.138.127
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 158.252.138.97
Last Usable IP 158.252.138.126
Network (Hex) 0x9EFC8A60
Broadcast (Hex) 0x9EFC8A7F
Address Type Public / Globally Routable

Binary Representation

Network Address
10011110.11111100.10001010 10011110.11111100.10001010.01100000
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 158.252.138.96/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 158.252.138.96/28 158.252.138.96 158.252.138.97 158.252.138.110 158.252.138.111 14
2 158.252.138.112/28 158.252.138.112 158.252.138.113 158.252.138.126 158.252.138.127 14

IP Address Sample

Showing first 16 of 32 total IPs.

158.252.138.96 net
158.252.138.97
158.252.138.98
158.252.138.99
158.252.138.100
158.252.138.101
158.252.138.102
158.252.138.103
158.252.138.104
158.252.138.105
158.252.138.106
158.252.138.107
158.252.138.108
158.252.138.109
158.252.138.110
158.252.138.111
… 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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