64.252.57.96/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
64.252.57.96
Broadcast Address
64.252.57.127
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
64.252.57.97
Last Usable IP
64.252.57.126
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (64.252.57.96). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 64.252.57.127 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 64.252.57.96/27
Network Address 64.252.57.96
Broadcast Address 64.252.57.127
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 64.252.57.97
Last Usable IP 64.252.57.126
Network (Hex) 0x40FC3960
Broadcast (Hex) 0x40FC397F
Address Type Public / Globally Routable

Binary Representation

Network Address
01000000.11111100.00111001 01000000.11111100.00111001.01100000
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 64.252.57.96/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 64.252.57.96/28 64.252.57.96 64.252.57.97 64.252.57.110 64.252.57.111 14
2 64.252.57.112/28 64.252.57.112 64.252.57.113 64.252.57.126 64.252.57.127 14

IP Address Sample

Showing first 16 of 32 total IPs.

64.252.57.96 net
64.252.57.97
64.252.57.98
64.252.57.99
64.252.57.100
64.252.57.101
64.252.57.102
64.252.57.103
64.252.57.104
64.252.57.105
64.252.57.106
64.252.57.107
64.252.57.108
64.252.57.109
64.252.57.110
64.252.57.111
… 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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