180.163.57.224/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
180.163.57.224
Broadcast Address
180.163.57.255
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
180.163.57.225
Last Usable IP
180.163.57.254
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (180.163.57.224). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 180.163.57.255 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 180.163.57.224/27
Network Address 180.163.57.224
Broadcast Address 180.163.57.255
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 180.163.57.225
Last Usable IP 180.163.57.254
Network (Hex) 0xB4A339E0
Broadcast (Hex) 0xB4A339FF
Address Type Public / Globally Routable

Binary Representation

Network Address
10110100.10100011.00111001 10110100.10100011.00111001.11100000
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
180.163.57.224/28 180.163.57.224 180.163.57.239 180.163.57.225 180.163.57.238 14
180.163.57.240/28 180.163.57.240 180.163.57.255 180.163.57.241 180.163.57.254 14

IP Address Sample

Showing first 16 of 32 total IPs.

180.163.57.224 net
180.163.57.225
180.163.57.226
180.163.57.227
180.163.57.228
180.163.57.229
180.163.57.230
180.163.57.231
180.163.57.232
180.163.57.233
180.163.57.234
180.163.57.235
180.163.57.236
180.163.57.237
180.163.57.238
180.163.57.239
… 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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