131.101.68.64/26

Public

Class B — /26 prefix — 62 usable hosts

Network Address
131.101.68.64
Broadcast Address
131.101.68.127
Subnet Mask
255.255.255.192
Usable Hosts
62
First Usable IP
131.101.68.65
Last Usable IP
131.101.68.126
Total IPs
64
Prefix Length
/26

Network address — the base address of the block (131.101.68.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 131.101.68.127 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 131.101.68.64/26
Network Address 131.101.68.64
Broadcast Address 131.101.68.127
Subnet Mask 255.255.255.192
Wildcard Mask 0.0.0.63
Prefix Length /26
IP Address Class Class B
Total IP Addresses 64
Usable Host Addresses 62
First Usable IP 131.101.68.65
Last Usable IP 131.101.68.126
Network (Hex) 0x83654440
Broadcast (Hex) 0x8365447F
Address Type Public / Globally Routable

Binary Representation

Network Address
10000011.01100101.01000100 10000011.01100101.01000100.01000000
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 131.101.68.64/26 into 2 equal /27 subnets (30 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 131.101.68.64/27 131.101.68.64 131.101.68.65 131.101.68.94 131.101.68.95 30
2 131.101.68.96/27 131.101.68.96 131.101.68.97 131.101.68.126 131.101.68.127 30

IP Address Sample

Showing first 16 of 64 total IPs.

131.101.68.64 net
131.101.68.65
131.101.68.66
131.101.68.67
131.101.68.68
131.101.68.69
131.101.68.70
131.101.68.71
131.101.68.72
131.101.68.73
131.101.68.74
131.101.68.75
131.101.68.76
131.101.68.77
131.101.68.78
131.101.68.79
… 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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