201.79.65.0/25

Public

Class C — /25 prefix — 126 usable hosts

Network Address
201.79.65.0
Broadcast Address
201.79.65.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
201.79.65.1
Last Usable IP
201.79.65.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (201.79.65.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 201.79.65.127 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 201.79.65.0/25
Network Address 201.79.65.0
Broadcast Address 201.79.65.127
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 201.79.65.1
Last Usable IP 201.79.65.126
Network (Hex) 0xC94F4100
Broadcast (Hex) 0xC94F417F
Address Type Public / Globally Routable

Binary Representation

Network Address
11001001.01001111.01000001 11001001.01001111.01000001.00000000
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 201.79.65.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 201.79.65.0/26 201.79.65.0 201.79.65.1 201.79.65.62 201.79.65.63 62
2 201.79.65.64/26 201.79.65.64 201.79.65.65 201.79.65.126 201.79.65.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

201.79.65.0 net
201.79.65.1
201.79.65.2
201.79.65.3
201.79.65.4
201.79.65.5
201.79.65.6
201.79.65.7
201.79.65.8
201.79.65.9
201.79.65.10
201.79.65.11
201.79.65.12
201.79.65.13
201.79.65.14
201.79.65.15
… 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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