Enter up to 40 Domains (Each Domain must be on separate line)
There are five classes of IP addresses, they are:
The first bit of a class An address is always set to 0. It only leaves seven bits for the network portion of the address. Class A addresses range from 0.0.0.0 – 127.0.0.0. It means there can only be 128 network numbers.
The first bit of a class B address is always set to 1 and the second bit is set to 0. It means 16,384 networks can be assigned class B addresses. The numbers range from 184.108.40.206 – 220.127.116.11.
Class C addresses have their first two bits set to 1, and the third bit is set to 0. It means 2,097,152 networks can be assigned this class of address. The numbers range from 192.0.0.0 – 18.104.22.168.
Class D addresses have their first three bits set to 1, and the fourth bit is set to 0. Class D addresses are used for multicasting applications. The numbers range from 22.214.171.124 – 126.96.36.199 and are reserved for multicast groups.
Class E addresses are reserved for experimentation and testing and have never been utilized in any standard form.
If you have just purchased a hosting service for your website, you will be inquisitive to know which other websites are sharing the same class C IP address. Because it is most likely that your website has been assigned this class of IP address and that the address is shared with other websites.
You can use a bulk IP checker from seoboster.com. Just go to seoboster.com from your browser and scroll to the ‘Class C IP Checker’ icon and click on it. Or you can copy/paste seoboster.com/class-c-ip-checker/ in the address bar of your search browser. In the display page, you must enter at least two and a maximum of twenty domain names. After entering the domain names click the ‘Check Now’ button. The utility will run the test and return the results.
In the results, it will display the host names that you had entered, and against each hostname, it will display their IP address, Class C, and the status. The results will show you the hosts that are sharing the same class C IP address and if the status is ‘valid’ then everything is ok. This duplicate IP address checker is handy to know which other websites are sharing the same IP address.
You can use this nifty tool from smallseotools.com anytime to run a class C IP address check anytime. Besides from this, you can run a bulk IP blacklist checker. You can run this check from some sites on the internet. This test will show if the websites are clean and the tools in use to protect them from viruses, spam, and malware.