130.87.37.64/26

Public

Class B — /26 prefix — 62 usable hosts

Network Address
130.87.37.64
Broadcast Address
130.87.37.127
Subnet Mask
255.255.255.192
Usable Hosts
62
First Usable IP
130.87.37.65
Last Usable IP
130.87.37.126
Total IPs
64
Prefix Length
/26

Network address — the base address of the block (130.87.37.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 130.87.37.127 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 130.87.37.64/26
Network Address 130.87.37.64
Broadcast Address 130.87.37.127
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 130.87.37.65
Last Usable IP 130.87.37.126
Network (Hex) 0x82572540
Broadcast (Hex) 0x8257257F
Address Type Public / Globally Routable

Binary Representation

Network Address
10000010.01010111.00100101 10000010.01010111.00100101.01000000
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 130.87.37.64/26 into 2 equal /27 subnets (30 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 130.87.37.64/27 130.87.37.64 130.87.37.65 130.87.37.94 130.87.37.95 30
2 130.87.37.96/27 130.87.37.96 130.87.37.97 130.87.37.126 130.87.37.127 30

IP Address Sample

Showing first 16 of 64 total IPs.

130.87.37.64 net
130.87.37.65
130.87.37.66
130.87.37.67
130.87.37.68
130.87.37.69
130.87.37.70
130.87.37.71
130.87.37.72
130.87.37.73
130.87.37.74
130.87.37.75
130.87.37.76
130.87.37.77
130.87.37.78
130.87.37.79
… 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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