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: 36.128.4.248/31
Addresses: 2 (2¹)
First IP: 36.128.4.248 (248.4.128.36.in-addr.arpa)
Last IP: 36.128.4.249 (249.4.128.36.in-addr.arpa)

/8 Operated By: APNIC

Related Networks

36.0.0.0/8
35.0.0.0/8
37.0.0.0/8
36.128.4.248/30
36.128.4.248/32
36.128.4.249/32

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