11.64.144.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
11.64.144.32
Broadcast Address
11.64.144.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
11.64.144.33
Last Usable IP
11.64.144.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (11.64.144.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 11.64.144.63 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 11.64.144.32/27
Network Address 11.64.144.32
Broadcast Address 11.64.144.63
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 11.64.144.33
Last Usable IP 11.64.144.62
Network (Hex) 0x0B409020
Broadcast (Hex) 0x0B40903F
Address Type Public / Globally Routable

Binary Representation

Network Address
00001011.01000000.10010000 00001011.01000000.10010000.00100000
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 11.64.144.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 11.64.144.32/28 11.64.144.32 11.64.144.33 11.64.144.46 11.64.144.47 14
2 11.64.144.48/28 11.64.144.48 11.64.144.49 11.64.144.62 11.64.144.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

11.64.144.32 net
11.64.144.33
11.64.144.34
11.64.144.35
11.64.144.36
11.64.144.37
11.64.144.38
11.64.144.39
11.64.144.40
11.64.144.41
11.64.144.42
11.64.144.43
11.64.144.44
11.64.144.45
11.64.144.46
11.64.144.47
… 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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