142.4.180.160/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
142.4.180.160
Broadcast Address
142.4.180.191
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
142.4.180.161
Last Usable IP
142.4.180.190
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (142.4.180.160). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 142.4.180.191 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 142.4.180.160/27
Network Address 142.4.180.160
Broadcast Address 142.4.180.191
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 142.4.180.161
Last Usable IP 142.4.180.190
Network (Hex) 0x8E04B4A0
Broadcast (Hex) 0x8E04B4BF
Address Type Public / Globally Routable

Binary Representation

Network Address
10001110.00000100.10110100 10001110.00000100.10110100.10100000
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 142.4.180.160/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 142.4.180.160/28 142.4.180.160 142.4.180.161 142.4.180.174 142.4.180.175 14
2 142.4.180.176/28 142.4.180.176 142.4.180.177 142.4.180.190 142.4.180.191 14

IP Address Sample

Showing first 16 of 32 total IPs.

142.4.180.160 net
142.4.180.161
142.4.180.162
142.4.180.163
142.4.180.164
142.4.180.165
142.4.180.166
142.4.180.167
142.4.180.168
142.4.180.169
142.4.180.170
142.4.180.171
142.4.180.172
142.4.180.173
142.4.180.174
142.4.180.175
… 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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