IPRangeExplorer

68.4.67.0/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
68.4.67.0
Broadcast Address
68.4.67.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
68.4.67.1
Last Usable IP
68.4.67.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (68.4.67.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 68.4.67.127 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 mask — 255.255.255.128 is the dotted-decimal equivalent of /25. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 68.4.67.0/25
Network Address 68.4.67.0
Broadcast Address 68.4.67.127
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 68.4.67.1
Last Usable IP 68.4.67.126
Network (Hex) 0x44044300
Broadcast (Hex) 0x4404437F
Address Type Public / Globally Routable

Binary Representation

Network Address
01000100.00000100.01000011 01000100.00000100.01000011.00000000
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 68.4.67.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 68.4.67.0/26 68.4.67.0 68.4.67.1 68.4.67.62 68.4.67.63 62
2 68.4.67.64/26 68.4.67.64 68.4.67.65 68.4.67.126 68.4.67.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

68.4.67.0 net
68.4.67.1
68.4.67.2
68.4.67.3
68.4.67.4
68.4.67.5
68.4.67.6
68.4.67.7
68.4.67.8
68.4.67.9
68.4.67.10
68.4.67.11
68.4.67.12
68.4.67.13
68.4.67.14
68.4.67.15
… 112 more IPs …

/25 Subnet Reference

Total IPs 128
Usable Hosts 126
Subnet Mask 255.255.255.128
Wildcard 0.0.0.127
Full /25 reference →

Related Ranges

Parent /24 block 68.4.67.0/24 Sibling /25 block 68.4.67.128/25

Adjacent Prefix Sizes

/23 510 hosts /24 254 hosts /25 126 hosts /26 62 hosts /27 30 hosts

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