130.176.81.128/26

Public

Class B — /26 prefix — 62 usable hosts

Network Address
130.176.81.128
Broadcast Address
130.176.81.191
Subnet Mask
255.255.255.192
Usable Hosts
62
First Usable IP
130.176.81.129
Last Usable IP
130.176.81.190
Total IPs
64
Prefix Length
/26

Network address — the base address of the block (130.176.81.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 130.176.81.191 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 130.176.81.128/26
Network Address 130.176.81.128
Broadcast Address 130.176.81.191
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 130.176.81.129
Last Usable IP 130.176.81.190
Network (Hex) 0x82B05180
Broadcast (Hex) 0x82B051BF
Address Type Public / Globally Routable

Binary Representation

Network Address
10000010.10110000.01010001 10000010.10110000.01010001.10000000
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.

Subnet Breakdown — splitting into /27

This /26 block can be divided into 2 /27 subnets.

CIDR Network Broadcast First Usable Last Usable Hosts
130.176.81.128/27 130.176.81.128 130.176.81.159 130.176.81.129 130.176.81.158 30
130.176.81.160/27 130.176.81.160 130.176.81.191 130.176.81.161 130.176.81.190 30

IP Address Sample

Showing first 16 of 64 total IPs.

130.176.81.128 net
130.176.81.129
130.176.81.130
130.176.81.131
130.176.81.132
130.176.81.133
130.176.81.134
130.176.81.135
130.176.81.136
130.176.81.137
130.176.81.138
130.176.81.139
130.176.81.140
130.176.81.141
130.176.81.142
130.176.81.143
… 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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