Why search engines are not included

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Search engine as a tool to provide network search information, received tens of thousands of users every day search queries for keyword information. The search engine itself, in order to ensure the quality of search, does not capture and crawl all site data, but selectively put useful information into the Web site revenue sac and generate a snapshot of the Web page. In the usual SEO work, a lot of friends to consult my site why not included, Houqingrong today in the focus analysis of why the site is not included in the reasons to see your station is not included in what type of cause, the following aspects are mainly targeted at the new station search engine does not include the phenomenon.

A, the site did not submit to the search engine, or did not attract search engine crawl, search engine did not find traces of the site.

Two, the website domain name is the URL forwarding, or uses is two level, three class domain name and so on, this kind of domain name will reduce the search engine to collect the rate, or is included slows down.

Third, the site content is collected, reproduced mostly, less original content, search engine will analyze the content, how little content, or less original, not conducive to improving the search engine content sources, search engines do not want to crawl.

Four, the website is because of the optimization cheat, the keyword accumulates, do not add the keyword to do the station indiscriminately, but adds more actual content for the website essence.

Five, search engine algorithm in the adjustment, temporarily stop or reduce the site included, patiently waiting for search engine algorithm update completed, will be the site crawl included.

VI, the site by mass software reaction, search engine in the anti-cheating algorithm, prohibit malicious send add spam links, if the site is just by search engine identification, that directly and to the search engine in the index library excluded.

Seven, the website content has the search engine sensitive keyword, the content and so on, for instance national law prohibition, pornographic illegal content and so on, all is in the search engine exclusion scope.

Eight, some search engines will temporarily store the site in the search engine cache database, when the inspection analysis, the classification of the corresponding keywords.

Nine, the website replacement main body, causes the search engine to the website Trust degree to reduce, produces the unsteady judgment, the website enters the awaiting examination state.

Ten, the website server IP has violated the site, or has been the search engine thought that the cheat blocked the website, causes the server IP to be blocked, the website also was implicated, was blocked the server IP all by the search engine stops collects crawls.

Xi. site links are not welcomed by search engines, or by the search engine delisting site, the site is also implicated.

12, the overall poor site, not in line with the user experience, the search engine abandoned.

13, Web server in the search engine crawl process, not normal access, resulting in search engine spiders can not crawl, resulting in the site is not included.

14, the site structure is unreasonable, there are dead links, frame calls, Web pages appear garbled, or a large number of pictures, flash and other components caused by the normal crawl included.

Author: Houqingrong

Original Web site: http://www.noseo.org.cn/wangzhanbushoulu.html

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