32.231.130.0/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
32.231.130.0
Broadcast Address
32.231.130.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
32.231.130.1
Last Usable IP
32.231.130.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (32.231.130.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 32.231.130.127 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 126 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.128 is the dotted-decimal equivalent of /25. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 32.231.130.0/25
Network Address 32.231.130.0
Broadcast Address 32.231.130.127
Subnet Mask 255.255.255.128
Wildcard Mask 0.0.0.127
Prefix Length /25
IP Address Class Class A
Total IP Addresses 128
Usable Host Addresses 126
First Usable IP 32.231.130.1
Last Usable IP 32.231.130.126
Network (Hex) 0x20E78200
Broadcast (Hex) 0x20E7827F
Address Type Public / Globally Routable

Binary Representation

Network Address
00100000.11100111.10000010 00100000.11100111.10000010.00000000
Subnet Mask
11111111.11111111.11111111.10000000

The first 25 bits (1s in the mask) identify the network. The remaining 7 bits identify hosts within the network.

Split into Equal Subnets

Split 32.231.130.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 32.231.130.0/26 32.231.130.0 32.231.130.1 32.231.130.62 32.231.130.63 62
2 32.231.130.64/26 32.231.130.64 32.231.130.65 32.231.130.126 32.231.130.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

32.231.130.0 net
32.231.130.1
32.231.130.2
32.231.130.3
32.231.130.4
32.231.130.5
32.231.130.6
32.231.130.7
32.231.130.8
32.231.130.9
32.231.130.10
32.231.130.11
32.231.130.12
32.231.130.13
32.231.130.14
32.231.130.15
… 112 more IPs …

/25 Subnet Reference

Total IPs 128
Usable Hosts 126
Subnet Mask 255.255.255.128
Wildcard 0.0.0.127

Calculate Another