130.177.134.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
130.177.134.64
Broadcast Address
130.177.134.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
130.177.134.65
Last Usable IP
130.177.134.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (130.177.134.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 130.177.134.95 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 30 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.224 is the dotted-decimal equivalent of /27. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 130.177.134.64/27
Network Address 130.177.134.64
Broadcast Address 130.177.134.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class B
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 130.177.134.65
Last Usable IP 130.177.134.94
Network (Hex) 0x82B18640
Broadcast (Hex) 0x82B1865F
Address Type Public / Globally Routable

Binary Representation

Network Address
10000010.10110001.10000110 10000010.10110001.10000110.01000000
Subnet Mask
11111111.11111111.11111111.11100000

The first 27 bits (1s in the mask) identify the network. The remaining 5 bits identify hosts within the network.

Split into Equal Subnets

Split 130.177.134.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 130.177.134.64/28 130.177.134.64 130.177.134.65 130.177.134.78 130.177.134.79 14
2 130.177.134.80/28 130.177.134.80 130.177.134.81 130.177.134.94 130.177.134.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

130.177.134.64 net
130.177.134.65
130.177.134.66
130.177.134.67
130.177.134.68
130.177.134.69
130.177.134.70
130.177.134.71
130.177.134.72
130.177.134.73
130.177.134.74
130.177.134.75
130.177.134.76
130.177.134.77
130.177.134.78
130.177.134.79
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another