40.78.252.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
40.78.252.0
Broadcast Address
40.78.252.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
40.78.252.1
Last Usable IP
40.78.252.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (40.78.252.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 40.78.252.31 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 40.78.252.0/27
Network Address 40.78.252.0
Broadcast Address 40.78.252.31
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class A
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 40.78.252.1
Last Usable IP 40.78.252.30
Network (Hex) 0x284EFC00
Broadcast (Hex) 0x284EFC1F
Address Type Public / Globally Routable

Binary Representation

Network Address
00101000.01001110.11111100 00101000.01001110.11111100.00000000
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
40.78.252.0/28 40.78.252.0 40.78.252.15 40.78.252.1 40.78.252.14 14
40.78.252.16/28 40.78.252.16 40.78.252.31 40.78.252.17 40.78.252.30 14

IP Address Sample

Showing first 16 of 32 total IPs.

40.78.252.0 net
40.78.252.1
40.78.252.2
40.78.252.3
40.78.252.4
40.78.252.5
40.78.252.6
40.78.252.7
40.78.252.8
40.78.252.9
40.78.252.10
40.78.252.11
40.78.252.12
40.78.252.13
40.78.252.14
40.78.252.15
… 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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