183.2.1.160/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
183.2.1.160
Broadcast Address
183.2.1.191
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
183.2.1.161
Last Usable IP
183.2.1.190
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (183.2.1.160). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 183.2.1.191 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 183.2.1.160/27
Network Address 183.2.1.160
Broadcast Address 183.2.1.191
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 183.2.1.161
Last Usable IP 183.2.1.190
Network (Hex) 0xB70201A0
Broadcast (Hex) 0xB70201BF
Address Type Public / Globally Routable

Binary Representation

Network Address
10110111.00000010.00000001 10110111.00000010.00000001.10100000
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 183.2.1.160/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 183.2.1.160/28 183.2.1.160 183.2.1.161 183.2.1.174 183.2.1.175 14
2 183.2.1.176/28 183.2.1.176 183.2.1.177 183.2.1.190 183.2.1.191 14

IP Address Sample

Showing first 16 of 32 total IPs.

183.2.1.160 net
183.2.1.161
183.2.1.162
183.2.1.163
183.2.1.164
183.2.1.165
183.2.1.166
183.2.1.167
183.2.1.168
183.2.1.169
183.2.1.170
183.2.1.171
183.2.1.172
183.2.1.173
183.2.1.174
183.2.1.175
… 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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