200.30.81.64/26

Public

Class C — /26 prefix — 62 usable hosts

Network Address
200.30.81.64
Broadcast Address
200.30.81.127
Subnet Mask
255.255.255.192
Usable Hosts
62
First Usable IP
200.30.81.65
Last Usable IP
200.30.81.126
Total IPs
64
Prefix Length
/26

Network address — the base address of the block (200.30.81.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 200.30.81.127 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 200.30.81.64/26
Network Address 200.30.81.64
Broadcast Address 200.30.81.127
Subnet Mask 255.255.255.192
Wildcard Mask 0.0.0.63
Prefix Length /26
IP Address Class Class C
Total IP Addresses 64
Usable Host Addresses 62
First Usable IP 200.30.81.65
Last Usable IP 200.30.81.126
Network (Hex) 0xC81E5140
Broadcast (Hex) 0xC81E517F
Address Type Public / Globally Routable

Binary Representation

Network Address
11001000.00011110.01010001 11001000.00011110.01010001.01000000
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 200.30.81.64/26 into 2 equal /27 subnets (30 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 200.30.81.64/27 200.30.81.64 200.30.81.65 200.30.81.94 200.30.81.95 30
2 200.30.81.96/27 200.30.81.96 200.30.81.97 200.30.81.126 200.30.81.127 30

IP Address Sample

Showing first 16 of 64 total IPs.

200.30.81.64 net
200.30.81.65
200.30.81.66
200.30.81.67
200.30.81.68
200.30.81.69
200.30.81.70
200.30.81.71
200.30.81.72
200.30.81.73
200.30.81.74
200.30.81.75
200.30.81.76
200.30.81.77
200.30.81.78
200.30.81.79
… 48 more IPs …

/26 Subnet Reference

Total IPs 64
Usable Hosts 62
Subnet Mask 255.255.255.192
Wildcard 0.0.0.63

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