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: 249.128.7.200/29
Addresses: 8 (2³)
First IP: 249.128.7.200 (200.7.128.249.in-addr.arpa)
Last IP: 249.128.7.207 (207.7.128.249.in-addr.arpa)

Owned By: IANA (Reserved (Future Use))
/8 Operated By: IANA (Reserved (Future Use))

Related Networks

249.0.0.0/8
248.0.0.0/8
250.0.0.0/8
249.128.7.192/28
249.128.7.200/32
249.128.7.207/32

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