180.163.57.96/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
180.163.57.96
Broadcast Address
180.163.57.127
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
180.163.57.97
Last Usable IP
180.163.57.126
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (180.163.57.96). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 180.163.57.127 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 180.163.57.96/27
Network Address 180.163.57.96
Broadcast Address 180.163.57.127
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 180.163.57.97
Last Usable IP 180.163.57.126
Network (Hex) 0xB4A33960
Broadcast (Hex) 0xB4A3397F
Address Type Public / Globally Routable

Binary Representation

Network Address
10110100.10100011.00111001 10110100.10100011.00111001.01100000
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.

Subnet Breakdown — splitting into /28

This /27 block can be divided into 2 /28 subnets.

CIDR Network Broadcast First Usable Last Usable Hosts
180.163.57.96/28 180.163.57.96 180.163.57.111 180.163.57.97 180.163.57.110 14
180.163.57.112/28 180.163.57.112 180.163.57.127 180.163.57.113 180.163.57.126 14

IP Address Sample

Showing first 16 of 32 total IPs.

180.163.57.96 net
180.163.57.97
180.163.57.98
180.163.57.99
180.163.57.100
180.163.57.101
180.163.57.102
180.163.57.103
180.163.57.104
180.163.57.105
180.163.57.106
180.163.57.107
180.163.57.108
180.163.57.109
180.163.57.110
180.163.57.111
… 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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