140.166.142.32/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
140.166.142.32
Broadcast Address
140.166.142.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
140.166.142.33
Last Usable IP
140.166.142.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (140.166.142.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 140.166.142.63 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 140.166.142.32/27
Network Address 140.166.142.32
Broadcast Address 140.166.142.63
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 140.166.142.33
Last Usable IP 140.166.142.62
Network (Hex) 0x8CA68E20
Broadcast (Hex) 0x8CA68E3F
Address Type Public / Globally Routable

Binary Representation

Network Address
10001100.10100110.10001110 10001100.10100110.10001110.00100000
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 140.166.142.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 140.166.142.32/28 140.166.142.32 140.166.142.33 140.166.142.46 140.166.142.47 14
2 140.166.142.48/28 140.166.142.48 140.166.142.49 140.166.142.62 140.166.142.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

140.166.142.32 net
140.166.142.33
140.166.142.34
140.166.142.35
140.166.142.36
140.166.142.37
140.166.142.38
140.166.142.39
140.166.142.40
140.166.142.41
140.166.142.42
140.166.142.43
140.166.142.44
140.166.142.45
140.166.142.46
140.166.142.47
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another