72.243.75.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
72.243.75.32
Broadcast Address
72.243.75.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
72.243.75.33
Last Usable IP
72.243.75.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (72.243.75.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 72.243.75.63 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 72.243.75.32/27
Network Address 72.243.75.32
Broadcast Address 72.243.75.63
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 72.243.75.33
Last Usable IP 72.243.75.62
Network (Hex) 0x48F34B20
Broadcast (Hex) 0x48F34B3F
Address Type Public / Globally Routable

Binary Representation

Network Address
01001000.11110011.01001011 01001000.11110011.01001011.00100000
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 72.243.75.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 72.243.75.32/28 72.243.75.32 72.243.75.33 72.243.75.46 72.243.75.47 14
2 72.243.75.48/28 72.243.75.48 72.243.75.49 72.243.75.62 72.243.75.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

72.243.75.32 net
72.243.75.33
72.243.75.34
72.243.75.35
72.243.75.36
72.243.75.37
72.243.75.38
72.243.75.39
72.243.75.40
72.243.75.41
72.243.75.42
72.243.75.43
72.243.75.44
72.243.75.45
72.243.75.46
72.243.75.47
… 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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