28.213.95.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
28.213.95.64
Broadcast Address
28.213.95.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
28.213.95.65
Last Usable IP
28.213.95.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (28.213.95.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 28.213.95.95 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 28.213.95.64/27
Network Address 28.213.95.64
Broadcast Address 28.213.95.95
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 28.213.95.65
Last Usable IP 28.213.95.94
Network (Hex) 0x1CD55F40
Broadcast (Hex) 0x1CD55F5F
Address Type Public / Globally Routable

Binary Representation

Network Address
00011100.11010101.01011111 00011100.11010101.01011111.01000000
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 28.213.95.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 28.213.95.64/28 28.213.95.64 28.213.95.65 28.213.95.78 28.213.95.79 14
2 28.213.95.80/28 28.213.95.80 28.213.95.81 28.213.95.94 28.213.95.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

28.213.95.64 net
28.213.95.65
28.213.95.66
28.213.95.67
28.213.95.68
28.213.95.69
28.213.95.70
28.213.95.71
28.213.95.72
28.213.95.73
28.213.95.74
28.213.95.75
28.213.95.76
28.213.95.77
28.213.95.78
28.213.95.79
… 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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