C Class IP

There are five classes of available IP ranges: Class A, Class B, Class C, Class D and Class E, while only A, B and C are commonly used. Each class allows for a range of valid IP addresses.

Search engines such as Google and Yahoo make use of a wide variety of algorithms that have the ability of checking the C Class IP address of a particular website. If it finds that there are two or more websites that originate from the same C Class IP address, linking to each other, the backlinks do not count.

What is C class IP, so its simple if you see any ip address its divided in to 4 parts – AAA.BBB.CCC.DDD. Third section is called Class IP.

To perfectly understand what C IP address class is and why it is needed, consider the following example. Any website usually has 4 blocks that are the classes of the IP address. For instance an IP address 128.36.143.27 would have its class C IP addresses as128.36. 143. Therefore, if Google manages to identify another website linking back to this site having the same 128.36.143 C IP address class, then it would not be considered valid by Google.

Whats the importance of C class IP in Search engine optimization (SEO)?

Probably the most important factor in SEO is getting bakclinks. To get backlinks a webmaster needs to do link building. The more backlinks from other sites, the better ranking on search engines. However, if the backlinks are from the same C-Class-IP, it will not be counted.

In the era of spam, lots of website owners up and running building a number of websites on same server and also linked each other to increase the websites backlink and search engine ranking. Search engines like google determined this concern and began avoiding backlinks coming from the same IPs – given its easy to be able to obtain various D class ips on same server, Search Engines additionally started eliminating Links coming from same C Class IP. Therefore once Search Engine identify that you have a link from same C Class IP where your website is located, any inbound link won't have any benefits. Take note you will not really get penalized when you have backlink from similar C class IP, but you will never get any kind of advantages moreover. If you are being doing the link exchange specially if it's not necessary your own hosting server, do look at if the person you are linking to has a different C class ip rather than your own.

How do i know my server C class IP? Use command prompt in Windows, type ping domainname.com OR You can use C Class IP checker Tool such as: http://www.webrankinfo.com/english/tools/class-c-checker.php and http://www.validrank.com/pages/class-c.php