103.53.48.128/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
103.53.48.128
Broadcast Address
103.53.48.255
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
103.53.48.129
Last Usable IP
103.53.48.254
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (103.53.48.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 103.53.48.255 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 103.53.48.128/25
Network Address 103.53.48.128
Broadcast Address 103.53.48.255
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 103.53.48.129
Last Usable IP 103.53.48.254
Network (Hex) 0x67353080
Broadcast (Hex) 0x673530FF
Address Type Public / Globally Routable

Binary Representation

Network Address
01100111.00110101.00110000 01100111.00110101.00110000.10000000
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.

Subnet Breakdown — splitting into /26

This /25 block can be divided into 2 /26 subnets.

CIDR Network Broadcast First Usable Last Usable Hosts
103.53.48.128/26 103.53.48.128 103.53.48.191 103.53.48.129 103.53.48.190 62
103.53.48.192/26 103.53.48.192 103.53.48.255 103.53.48.193 103.53.48.254 62

IP Address Sample

Showing first 16 of 128 total IPs.

103.53.48.128 net
103.53.48.129
103.53.48.130
103.53.48.131
103.53.48.132
103.53.48.133
103.53.48.134
103.53.48.135
103.53.48.136
103.53.48.137
103.53.48.138
103.53.48.139
103.53.48.140
103.53.48.141
103.53.48.142
103.53.48.143
… 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