89.54.252.128/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
89.54.252.128
Broadcast Address
89.54.252.255
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
89.54.252.129
Last Usable IP
89.54.252.254
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (89.54.252.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 89.54.252.255 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 89.54.252.128/25
Network Address 89.54.252.128
Broadcast Address 89.54.252.255
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 89.54.252.129
Last Usable IP 89.54.252.254
Network (Hex) 0x5936FC80
Broadcast (Hex) 0x5936FCFF
Address Type Public / Globally Routable

Binary Representation

Network Address
01011001.00110110.11111100 01011001.00110110.11111100.10000000
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.

Split into Equal Subnets

Split 89.54.252.128/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 89.54.252.128/26 89.54.252.128 89.54.252.129 89.54.252.190 89.54.252.191 62
2 89.54.252.192/26 89.54.252.192 89.54.252.193 89.54.252.254 89.54.252.255 62

IP Address Sample

Showing first 16 of 128 total IPs.

89.54.252.128 net
89.54.252.129
89.54.252.130
89.54.252.131
89.54.252.132
89.54.252.133
89.54.252.134
89.54.252.135
89.54.252.136
89.54.252.137
89.54.252.138
89.54.252.139
89.54.252.140
89.54.252.141
89.54.252.142
89.54.252.143
… 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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