172.32.107.0/25

Public

Class B — /25 prefix — 126 usable hosts

Network Address
172.32.107.0
Broadcast Address
172.32.107.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
172.32.107.1
Last Usable IP
172.32.107.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (172.32.107.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 172.32.107.127 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 172.32.107.0/25
Network Address 172.32.107.0
Broadcast Address 172.32.107.127
Subnet Mask 255.255.255.128
Wildcard Mask 0.0.0.127
Prefix Length /25
IP Address Class Class B
Total IP Addresses 128
Usable Host Addresses 126
First Usable IP 172.32.107.1
Last Usable IP 172.32.107.126
Network (Hex) 0xAC206B00
Broadcast (Hex) 0xAC206B7F
Address Type Public / Globally Routable

Binary Representation

Network Address
10101100.00100000.01101011 10101100.00100000.01101011.00000000
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 172.32.107.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 172.32.107.0/26 172.32.107.0 172.32.107.1 172.32.107.62 172.32.107.63 62
2 172.32.107.64/26 172.32.107.64 172.32.107.65 172.32.107.126 172.32.107.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

172.32.107.0 net
172.32.107.1
172.32.107.2
172.32.107.3
172.32.107.4
172.32.107.5
172.32.107.6
172.32.107.7
172.32.107.8
172.32.107.9
172.32.107.10
172.32.107.11
172.32.107.12
172.32.107.13
172.32.107.14
172.32.107.15
… 112 more IPs …

/25 Subnet Reference

Total IPs 128
Usable Hosts 126
Subnet Mask 255.255.255.128
Wildcard 0.0.0.127

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