40.239.76.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
40.239.76.0
Broadcast Address
40.239.76.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
40.239.76.1
Last Usable IP
40.239.76.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (40.239.76.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 40.239.76.31 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 40.239.76.0/27
Network Address 40.239.76.0
Broadcast Address 40.239.76.31
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 40.239.76.1
Last Usable IP 40.239.76.30
Network (Hex) 0x28EF4C00
Broadcast (Hex) 0x28EF4C1F
Address Type Public / Globally Routable

Binary Representation

Network Address
00101000.11101111.01001100 00101000.11101111.01001100.00000000
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.

Split into Equal Subnets

Split 40.239.76.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 40.239.76.0/28 40.239.76.0 40.239.76.1 40.239.76.14 40.239.76.15 14
2 40.239.76.16/28 40.239.76.16 40.239.76.17 40.239.76.30 40.239.76.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

40.239.76.0 net
40.239.76.1
40.239.76.2
40.239.76.3
40.239.76.4
40.239.76.5
40.239.76.6
40.239.76.7
40.239.76.8
40.239.76.9
40.239.76.10
40.239.76.11
40.239.76.12
40.239.76.13
40.239.76.14
40.239.76.15
… 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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