79.220.158.0/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
79.220.158.0
Broadcast Address
79.220.158.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
79.220.158.1
Last Usable IP
79.220.158.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (79.220.158.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 79.220.158.127 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 79.220.158.0/25
Network Address 79.220.158.0
Broadcast Address 79.220.158.127
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 79.220.158.1
Last Usable IP 79.220.158.126
Network (Hex) 0x4FDC9E00
Broadcast (Hex) 0x4FDC9E7F
Address Type Public / Globally Routable

Binary Representation

Network Address
01001111.11011100.10011110 01001111.11011100.10011110.00000000
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 79.220.158.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 79.220.158.0/26 79.220.158.0 79.220.158.1 79.220.158.62 79.220.158.63 62
2 79.220.158.64/26 79.220.158.64 79.220.158.65 79.220.158.126 79.220.158.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

79.220.158.0 net
79.220.158.1
79.220.158.2
79.220.158.3
79.220.158.4
79.220.158.5
79.220.158.6
79.220.158.7
79.220.158.8
79.220.158.9
79.220.158.10
79.220.158.11
79.220.158.12
79.220.158.13
79.220.158.14
79.220.158.15
… 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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