28.64.59.0/26

Public

Class A — /26 prefix — 62 usable hosts

Network Address
28.64.59.0
Broadcast Address
28.64.59.63
Subnet Mask
255.255.255.192
Usable Hosts
62
First Usable IP
28.64.59.1
Last Usable IP
28.64.59.62
Total IPs
64
Prefix Length
/26

Network address — the base address of the block (28.64.59.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 28.64.59.63 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 62 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.192 is the dotted-decimal equivalent of /26. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 28.64.59.0/26
Network Address 28.64.59.0
Broadcast Address 28.64.59.63
Subnet Mask 255.255.255.192
Wildcard Mask 0.0.0.63
Prefix Length /26
IP Address Class Class A
Total IP Addresses 64
Usable Host Addresses 62
First Usable IP 28.64.59.1
Last Usable IP 28.64.59.62
Network (Hex) 0x1C403B00
Broadcast (Hex) 0x1C403B3F
Address Type Public / Globally Routable

Binary Representation

Network Address
00011100.01000000.00111011 00011100.01000000.00111011.00000000
Subnet Mask
11111111.11111111.11111111.11000000

The first 26 bits (1s in the mask) identify the network. The remaining 6 bits identify hosts within the network.

Split into Equal Subnets

Split 28.64.59.0/26 into 2 equal /27 subnets (30 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 28.64.59.0/27 28.64.59.0 28.64.59.1 28.64.59.30 28.64.59.31 30
2 28.64.59.32/27 28.64.59.32 28.64.59.33 28.64.59.62 28.64.59.63 30

IP Address Sample

Showing first 16 of 64 total IPs.

28.64.59.0 net
28.64.59.1
28.64.59.2
28.64.59.3
28.64.59.4
28.64.59.5
28.64.59.6
28.64.59.7
28.64.59.8
28.64.59.9
28.64.59.10
28.64.59.11
28.64.59.12
28.64.59.13
28.64.59.14
28.64.59.15
… 48 more IPs …

/26 Subnet Reference

Total IPs 64
Usable Hosts 62
Subnet Mask 255.255.255.192
Wildcard 0.0.0.63

Calculate Another