13.32.237.0/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
13.32.237.0
Broadcast Address
13.32.237.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
13.32.237.1
Last Usable IP
13.32.237.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (13.32.237.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 13.32.237.127 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 13.32.237.0/25
Network Address 13.32.237.0
Broadcast Address 13.32.237.127
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 13.32.237.1
Last Usable IP 13.32.237.126
Network (Hex) 0x0D20ED00
Broadcast (Hex) 0x0D20ED7F
Address Type Public / Globally Routable

Binary Representation

Network Address
00001101.00100000.11101101 00001101.00100000.11101101.00000000
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 13.32.237.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 13.32.237.0/26 13.32.237.0 13.32.237.1 13.32.237.62 13.32.237.63 62
2 13.32.237.64/26 13.32.237.64 13.32.237.65 13.32.237.126 13.32.237.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

13.32.237.0 net
13.32.237.1
13.32.237.2
13.32.237.3
13.32.237.4
13.32.237.5
13.32.237.6
13.32.237.7
13.32.237.8
13.32.237.9
13.32.237.10
13.32.237.11
13.32.237.12
13.32.237.13
13.32.237.14
13.32.237.15
… 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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