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: 71.0.7.128/27
Addresses: 32 (2⁵)
First IP: 71.0.7.128 (128.7.0.71.in-addr.arpa)
Last IP: 71.0.7.159 (159.7.0.71.in-addr.arpa)

/8 Operated By: ARIN

Related Networks

71.0.0.0/8
70.0.0.0/8
72.0.0.0/8
71.0.7.128/26
71.0.7.128/32
71.0.7.159/32

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