220.75.252.128/25

Public

Class C — /25 prefix — 126 usable hosts

Network Address
220.75.252.128
Broadcast Address
220.75.252.255
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
220.75.252.129
Last Usable IP
220.75.252.254
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (220.75.252.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 220.75.252.255 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 220.75.252.128/25
Network Address 220.75.252.128
Broadcast Address 220.75.252.255
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 220.75.252.129
Last Usable IP 220.75.252.254
Network (Hex) 0xDC4BFC80
Broadcast (Hex) 0xDC4BFCFF
Address Type Public / Globally Routable

Binary Representation

Network Address
11011100.01001011.11111100 11011100.01001011.11111100.10000000
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 220.75.252.128/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 220.75.252.128/26 220.75.252.128 220.75.252.129 220.75.252.190 220.75.252.191 62
2 220.75.252.192/26 220.75.252.192 220.75.252.193 220.75.252.254 220.75.252.255 62

IP Address Sample

Showing first 16 of 128 total IPs.

220.75.252.128 net
220.75.252.129
220.75.252.130
220.75.252.131
220.75.252.132
220.75.252.133
220.75.252.134
220.75.252.135
220.75.252.136
220.75.252.137
220.75.252.138
220.75.252.139
220.75.252.140
220.75.252.141
220.75.252.142
220.75.252.143
… 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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