76.170.103.0/25

Public

Class A — /25 prefix — 126 usable hosts

Network Address
76.170.103.0
Broadcast Address
76.170.103.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
76.170.103.1
Last Usable IP
76.170.103.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (76.170.103.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 76.170.103.127 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 76.170.103.0/25
Network Address 76.170.103.0
Broadcast Address 76.170.103.127
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 76.170.103.1
Last Usable IP 76.170.103.126
Network (Hex) 0x4CAA6700
Broadcast (Hex) 0x4CAA677F
Address Type Public / Globally Routable

Binary Representation

Network Address
01001100.10101010.01100111 01001100.10101010.01100111.00000000
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 76.170.103.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 76.170.103.0/26 76.170.103.0 76.170.103.1 76.170.103.62 76.170.103.63 62
2 76.170.103.64/26 76.170.103.64 76.170.103.65 76.170.103.126 76.170.103.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

76.170.103.0 net
76.170.103.1
76.170.103.2
76.170.103.3
76.170.103.4
76.170.103.5
76.170.103.6
76.170.103.7
76.170.103.8
76.170.103.9
76.170.103.10
76.170.103.11
76.170.103.12
76.170.103.13
76.170.103.14
76.170.103.15
… 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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