Why 404 Not Found Error

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Hefei mother in the 2 article introduced the SEO process and the importance of the internal chain construction, One of the links in the construction of the article mentioned 404 error page will affect the SEO. Said not detailed, the article released, someone short message I code error page how to do. Today in this article to talk to you about the 404 error page in the website ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host technology Hall we said 404 pages, both for some reasons, when the client requests the URL to the server side, The server could not find the specified resource or requested file does not exist, someone for the move, delete, etc. or some other non-human reasons, resulting in the target page does not exist, the server will return an error page, usually: 404 ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall HTTP 404 error means that the link to the page does not exist. In the website construction wants to completely avoid this kind of situation is impossible, for example, we often need to adjust to the website, the revision, will have the webpage to be deleted, renamed or moves the position, this time, although the corresponding content's webpage also exists in the website, but uses the original address to be unable to access Of course, the first thing to consider for this kind of situation is to do 301 redirects to the original page address, in order to minimize the SEO effect ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall in the article "Viewing search engine spiders crawling through your Web site via HTTP status code," I introduce some of the HTTP status codes and meanings that are frequently involved, such as the HTTP status codes that are frequently discussed and related to this article: 404: The server could not find the specified resource, the requested page does not exist (for example, the browser requested the page was deleted or moved, but do not exclude the possibility of the link will be valid later); 410: The requested Web page does not exist (note: 410 is permanent and 404 ...).

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 today is mainly about why I want to do 404 error pages, In fact, their own HTTP status code to understand the very shallow, just read a few articles and related Web site, feel that they should do a correct 404 pages. Yesterday, I saw my blog, which saw some error code, which has ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall today on the A5 saw an article" skillfully with 301 will 404 errors transferred into the chain of the article ", As for the original text, we go to see, when I read the whole article, the heart can not help but wonder, when 404 pages may become the site outside the chain, in the above, the author will use 301 flexibility is very good, but the use of ...

Intermediary trading http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Google crawler in the crawl in the soft 404 error 　　Friends who often use Google Webmaster tools may find some soft 404 errors in the crawl error in the fault diagnosis, which is mentioned in the previous "404 error impact on the site" in the article. In general ...

Intermediary trading http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall many sites inexplicably from the search to reduce permissions, webmaster do not know what the reason." found that they did not cheat ah, but also do not know how to optimize ah, then why was sealed it. I've written a lot of things like 40 before, since I was 404.

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host Technology Hall recently, a friend asked me 404 how to do, what role to pay attention to? I have been engaged in the SEO industry for many years, before the company to help customers deal with the project will also encounter a lot of such problems. 　　I will put some of my own experience on the site 404 questions to tell you. What circumstances need 404, but ...