IPv4 Subnet Calculator

This calculator and tool allows you to type an IP address in and get information on a particular subnet. Enter an IP or range in CIDR notation.

Network: 100.0.0.176/28
Addresses: 16 (2⁴)
First IP: 100.0.0.176 (176.0.0.100.in-addr.arpa)
Last IP: 100.0.0.191 (191.0.0.100.in-addr.arpa)

/8 Operated By: ARIN

Related Networks

100.0.0.0/8
99.0.0.0/8
101.0.0.0/8
100.0.0.160/27
100.0.0.176/32
100.0.0.191/32

You can also use some of the other examples such as:

0.0.0.0/0
1.0.0.0/8
127.0.0.1
30.0.0.0/8
192.168.0.0/16