64.252.32.128/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
64.252.32.128
Broadcast Address
64.252.32.159
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
64.252.32.129
Last Usable IP
64.252.32.158
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (64.252.32.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 64.252.32.159 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 64.252.32.128/27
Network Address 64.252.32.128
Broadcast Address 64.252.32.159
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 64.252.32.129
Last Usable IP 64.252.32.158
Network (Hex) 0x40FC2080
Broadcast (Hex) 0x40FC209F
Address Type Public / Globally Routable

Binary Representation

Network Address
01000000.11111100.00100000 01000000.11111100.00100000.10000000
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 64.252.32.128/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 64.252.32.128/28 64.252.32.128 64.252.32.129 64.252.32.142 64.252.32.143 14
2 64.252.32.144/28 64.252.32.144 64.252.32.145 64.252.32.158 64.252.32.159 14

IP Address Sample

Showing first 16 of 32 total IPs.

64.252.32.128 net
64.252.32.129
64.252.32.130
64.252.32.131
64.252.32.132
64.252.32.133
64.252.32.134
64.252.32.135
64.252.32.136
64.252.32.137
64.252.32.138
64.252.32.139
64.252.32.140
64.252.32.141
64.252.32.142
64.252.32.143
… 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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