53.13.91.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
53.13.91.64
Broadcast Address
53.13.91.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
53.13.91.65
Last Usable IP
53.13.91.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (53.13.91.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 53.13.91.95 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 53.13.91.64/27
Network Address 53.13.91.64
Broadcast Address 53.13.91.95
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 53.13.91.65
Last Usable IP 53.13.91.94
Network (Hex) 0x350D5B40
Broadcast (Hex) 0x350D5B5F
Address Type Public / Globally Routable

Binary Representation

Network Address
00110101.00001101.01011011 00110101.00001101.01011011.01000000
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 53.13.91.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 53.13.91.64/28 53.13.91.64 53.13.91.65 53.13.91.78 53.13.91.79 14
2 53.13.91.80/28 53.13.91.80 53.13.91.81 53.13.91.94 53.13.91.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

53.13.91.64 net
53.13.91.65
53.13.91.66
53.13.91.67
53.13.91.68
53.13.91.69
53.13.91.70
53.13.91.71
53.13.91.72
53.13.91.73
53.13.91.74
53.13.91.75
53.13.91.76
53.13.91.77
53.13.91.78
53.13.91.79
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another