Factors that affect search engine rankings

The factors that affect the search engine rankings , this situation in fact many many, such as pornography, gambling, terrorism some, URL specification issues, a large number of articles are collected, your friendship link site is down the right, or by K station, this article I wrote a look here. By the search engine down right analysis A large number of mass and so on are the factors that affect the ranking of the site, many factors in the natural ranking fell.

* Illegal content some SEO love to walk the edge of the line, Lieru (pornography, gambling, terrorism, etc.), such a site needless to say, was found to be blocked the possibility of almost 100%.

* Invalid code such an invalid site can easily cause search spiders in the crawling process of death cycle or other adverse factors. This is the equivalent of spiders do not read the entire page, not to say what rank
　

*url normalization problem This problem in many sites are more proposed, such a site may take into account security and other factors, using a lot of similar WAP site symbols, although this security is increased, but the possibility of being included is greatly reduced. Another major problem is, for example, 111cn.net, Www.111cn.net, www.111cn.net/ Index.html These three URLs should point to an address, but the search engine may think it will be three different addresses, more serious is that many links in the chain will be linked to a different address, so easy to be considered by the search engine to copy the page.

* This is a more prominent issue in the domestic context. A large number of other sites to collect content, their own site is very little content, so in addition to the issue of copyright and search engine identification source will be a big problem. Once the search engine has been confirmed, the entire site in the search engine performance will be significantly adjusted.

* Link to the site has been punished this in the SEO industry basically have a general understanding. It is possible to suffer a joint punishment. This is a new challenge to the SEO work, to always pay attention to and you do link site is punished. Relevant information can refer to the relevant articles on this site.

* Link spam This problem is now seoer used by one of the commonly used means, the use of automatic mass blog, BBS, etc., so that can quickly obtain a large number of links, such practices are generally considered to be efficient and practical, that the search engine has no way to confirm the link is valid, but need to understand In China to do SEO, faced with the human intervention of Baidu, Yahoo! , the future may also increase such as Sogou, Iask, Zhongsou or even Google, MSN. What are they going to do? will give you down the right, will let your site completely disappear.

This article from the SEO optimization network.