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: 58.0.48.0/20
Addresses: 4096 (2¹²)
First IP: 58.0.48.0 (0.48.0.58.in-addr.arpa)
Last IP: 58.0.63.255 (255.63.0.58.in-addr.arpa)

/8 Operated By: APNIC

Related Networks

58.0.0.0/8
57.0.0.0/8
59.0.0.0/8
58.0.32.0/19
58.0.48.0/32
58.0.63.255/32

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