23.252.143.0/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
23.252.143.0
Broadcast Address
23.252.143.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
23.252.143.1
Last Usable IP
23.252.143.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (23.252.143.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 23.252.143.127 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 23.252.143.0/25
Network Address 23.252.143.0
Broadcast Address 23.252.143.127
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 23.252.143.1
Last Usable IP 23.252.143.126
Network (Hex) 0x17FC8F00
Broadcast (Hex) 0x17FC8F7F
Address Type Public / Globally Routable

Binary Representation

Network Address
00010111.11111100.10001111 00010111.11111100.10001111.00000000
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 23.252.143.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 23.252.143.0/26 23.252.143.0 23.252.143.1 23.252.143.62 23.252.143.63 62
2 23.252.143.64/26 23.252.143.64 23.252.143.65 23.252.143.126 23.252.143.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

23.252.143.0 net
23.252.143.1
23.252.143.2
23.252.143.3
23.252.143.4
23.252.143.5
23.252.143.6
23.252.143.7
23.252.143.8
23.252.143.9
23.252.143.10
23.252.143.11
23.252.143.12
23.252.143.13
23.252.143.14
23.252.143.15
… 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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