223.53.28.0/25

Public

Class C — /25 prefix — 126 usable hosts

Network Address
223.53.28.0
Broadcast Address
223.53.28.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
223.53.28.1
Last Usable IP
223.53.28.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (223.53.28.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 223.53.28.127 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 223.53.28.0/25
Network Address 223.53.28.0
Broadcast Address 223.53.28.127
Subnet Mask 255.255.255.128
Wildcard Mask 0.0.0.127
Prefix Length /25
IP Address Class Class C
Total IP Addresses 128
Usable Host Addresses 126
First Usable IP 223.53.28.1
Last Usable IP 223.53.28.126
Network (Hex) 0xDF351C00
Broadcast (Hex) 0xDF351C7F
Address Type Public / Globally Routable

Binary Representation

Network Address
11011111.00110101.00011100 11011111.00110101.00011100.00000000
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 223.53.28.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 223.53.28.0/26 223.53.28.0 223.53.28.1 223.53.28.62 223.53.28.63 62
2 223.53.28.64/26 223.53.28.64 223.53.28.65 223.53.28.126 223.53.28.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

223.53.28.0 net
223.53.28.1
223.53.28.2
223.53.28.3
223.53.28.4
223.53.28.5
223.53.28.6
223.53.28.7
223.53.28.8
223.53.28.9
223.53.28.10
223.53.28.11
223.53.28.12
223.53.28.13
223.53.28.14
223.53.28.15
… 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