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Search engine's core ranking algorithm, there are few people in the world completely know, that fear search engine internal search quality engineers just know that they are responsible for that piece, we do SEO site optimization, but also based on their own experience to observe more or less the grasp of some information, since we can not grasp the full range of search engine , then we have mastered the SEO factors to try to do a good job to maximize the effect of SEO. However, many webmaster in some very common problems, or do not thin, the following listed below, the general webmaster easy to make a few mistakes.
1, the HTML tag forgot to close
This is a lot of webmaster easy to ignore a problem, in fact, many sites are more or less some of the HTML errors appear, some insignificant problem does not matter, but there are still many HTML errors must be avoided, such as the closure of the tag, even if a tag forgot to close, But our browser can still be displayed properly, browser will have error correction function, although the user experience is good, there are some errors in HTML, browser can be normal display, but this also often blinded us to do seo eyes, search engine is the HTML tag to parse, And every section of the page, it can also be identified, if you have an important HTML tag forgot to close, will be the search engine block judgment caused misunderstanding, so that it can not be normal to determine the weight of a piece, thus affecting your SEO effect, so we can not despise the closure of the tag, We recommend that you check your code with the verification tool of the same, and correct it incorrectly. And the tool is free.
2, important content in the Ajax
Today, Ajax technology is widely used in web design, it can really make a lot of beautiful pages, and in the Web site and server interaction is also a very good technology, in a piece of the page changes, not the entire page to the server request, and only change the part of the server request, This increases the loading speed and enhances the user experience Ajax technology in this respect is really good, but if you mistakenly put some important content in the AJAX framework, that for your SEO effect is mission, because the content of the AJAX framework, like JS, can not be crawled by the search engine, You think if your title, description and some important internal links are in Ajax, then your SEO effect will be greatly compromised, now make this low-level error of the site many, including some well-known web site.
3. Misuse of H1 labels
We know that the role of the H1 tag is mainly to emphasize the content of the page, search engines are very attached to this label, it is often used in a page of the most important places, such as some information articles, H1 often used in the information body of the title, but many sites did not do so, A page appears multiple H1 is also a lot of, imagine, if a page appears many times H1 label, then you have to tell the search engine is, in the end which is the important content you want to emphasize, so that the search engine has puzzled, also can not play the role of emphasis, Some people also put the H1 tag directly on the logo of the website, and each page is like this, in their opinion, the site name is the most important, if you add on the home page may be able to forgive, but can not always add to each page, each page has its own theme, can not be added to the site logo above.
4, ignore the URL standardization
This is also a lot of webmaster friends most likely to make mistakes in the place, each URL is different, in search engine view, with 3W domain name and without 3W domain name is two completely different URL, search engine will be treated separately, will give different weights to treat, the best way is to do 301 permanent Redirect, To set the weight of a URL at the top of another standardized URL, then in the whole station, as well as outside the chain, all only appear this one standard URL, there are many owners of the pseudo static do not complete, in the site, both pseudo static URL, with parameters of the dynamic URL, This is equal to the same page content has different URLs, which not only interferes with the search engine, but also not conducive to the weight of the centralized URL
5, robots.txt file allow and disallow sequence error
Many stationmaster writes robots.txt file, if disallow and allow appear simultaneously, often will not notice the order that they appear, in fact the order is different, the meaning of the representative is completely different, 8630.html "> sometimes even the opposite meaning, Bad robots.txt files often lead to fatal errors, so that the engine should crawl not be crawled, should crawl but did not crawl, greatly affected your SEO effect, so we write robots.txt documents, according to their own needs, reasonable use of disallow and allow, specific methods of cooperation can refer to the recommendations of Baidu, There are detailed instructions inside. This article source: http://www.wowawowa.cn/i wow i wow weight loss net A5 start, reprint please specify, thank you!