The sudden disappearance of the keyword ranking

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall

November 22 is the seoer of another black Friday, a number of webmasters have said that keyword ranking is down the right, the site rankings do not know, of course, Dan is also "senior victim." After nearly half a month, the author tried to use the basic technology to recover, the result is still no effect, this time a large keyword down the right question is what? Today I D.J. based on their own web site optimization work experience simple analysis.

Site keyword ranking is down right, the author for some with the right to drop the site did a diagnosis analysis, the problem is more or less with their own site quality and search engine itself adjustment.

First, the adjustment of Baidu algorithm, the user experience as the final reference value, the content is indexed to the rankings, will those users favorite, valuable, high experience content on the home page;

Second, the quality of the site itself, some sites are not conducive to being spider crawling factors in the inside, including Flash, JS code, pictures do not have alt attributes, information in the station for gathering information, etc.

Third, competitors come from behind, we maintain the site at the same time, competitors are also in the optimization, when the competitor's technology is higher than us, the quality of the site will surpass our website, thus speaking our keywords extrusion home.

In this key word ranking down right, the author through the above several summary, will this time falls the right type divides into: the malicious drop right and the competition falls right.

First, malicious down right.

Through the black Hat means to optimize the site, most of the rankings have disappeared, such as those who buy link traffic, site content Use bridge page, there is the site itself was invaded, DNS hijacked to generate a large number of garbage two domain name caused by Baidu K station.

How to avoid this malicious down right? The first is to build the site is to choose a good domain name and space service provider, in the later Web site maintenance using white hat means, not to buy link flow, the most important or the information content of the website must be high quality valuable content, do not use the information collected directly. When the website is officially on the line, do not change the path to avoid the impression that the search engine caused instability. In the site is malicious down the right, usually take three months to restore, this time to pay attention to the correct way to optimize the site.

Second, the right to reduce competition.

If your site is not maliciously dropped right, but in the absence of any violation of the right to be down, then there may be the problem of the site itself, in the user experience as the leading update, your site user experience is poor, search engines will be users experience a good competitor's website ranking home. Knock down the user experience bad website, enhance the high user Experience website ranking, create a good network environment for network users is the ultimate adjustment of the search engine algorithm.

(reprint please indicate from: www.wangzhan.net.cn, thank you!) Cherish the fruits of other people's work, is to respect their own!