Get 404 Not Found

The intermediary transaction SEO diagnoses Taobao guest cloud host Technology Hall whenever we open a website, if there is no response for a long time, or URL error will see the following scenario: This error page is 404 pages, today, Shanghai Seo Xiao ran dugu fly and you chat about 404 of this household name SEO basic knowledge. The 404 page is the page that is returned when the user enters the wrong link. is a frequent error in the WWW site access comparison. The most common error tip: 404 ...

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Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall about 404 of the history, this is by HTTP request (similar to the Internet Address bar address, enter, Display information, this is an HTTP request, but not only this one, there are post, robot and other behavior of the server, and the server can not find any resources at the given address to return the status code, it ...

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Recently these two days, the new 404 page has been online by Tencent QQ Space, if the user points to the wrong link or the requested link does not exist, the system will automatically go to this new 404 page. 404 The origin of the page to see these, may also be thinking, what is the 404 page? Why is it called the 404 page? When it comes to this, "I heard that before the third technological revolution, the Internet is a large central database form, in 404 rooms ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host Technology Hall HTTP 404 error means that the link to the page does not exist, that is, the URL of the original page is invalid, This situation often occurs, it is difficult to avoid, such as: Web page URL generation rules change, Web page file name or move location, import link spelling errors, etc., resulting in the original URL address can not be accessed;

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The 404 page is the page that is returned when the http://www.aliyun.com/zixun/aggregation/18678.html "> user enters the wrong link." 　　The purpose of the 404 page is to tell the viewer that the requested page does not exist or link incorrectly, and that the user is directed to use other pages of the site instead of closing the window to leave. Some time ago because of 404 pages, and lead to a decline in the site rankings, now and everyone to exchange their own understanding of the 404 page ...