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Links are the soul of the site. Users through the hyperlink to get rich content of the site, search engine spiders are also along the page of a website link layer tracking in-depth, complete the Web site information crawl. For search engines, especially Google, the key to determining the ranking of a site is how many high quality links outside it point to the site. This is an external or reverse link, also known as an import link (Inbound links or back links). The export links from the site to other sites and the links between pages within the site also have a greater or lesser impact on rankings.
Search Engine Classification Catalogue
Search engine Directory (directory) is the search engine's artificial classification directory. Today, the login classification directory is the site after the completion of a very basic, important work, especially to log in several major categories, the importance is not whether visitors through the directory links to find your site, but mainly through these directories your site has been important, high-quality external links, This is important for your site to improve rankings.
At present, for Chinese web sites, the most important categories have the following: Open Directory odp,yahoo!, portal search engine directory Sohu, NetEase, Sina. Can be divided into free login and paid login two cases. Either for free or for a fee, you must enter the login manually.
ODP Login Free:
The most famous and important login is the world's largest open directory Project:www.dmoz.org.
The objective of the ODP is to build the most comprehensive and authoritative catalogue on the Internet, and to build a resource pool that is considered to be of high quality by the public. Under this objective, the global volunteer editors choose a website with high quality content to approve entry into the catalogue.
As Google and other important search engines are using the ODP database, is Google's monthly depth index base, so submit to the ODP of the Web site to become the first job after the completion of each website. Login ODP directory is free, but to accept more rigorous manual audit and longer waiting, and the last possible site login is unsuccessful, but also experience the process of repeated submission.
Because the DMOZ directory in the ranking of the role of the site, so that more and more mixed with the site to DMOZ submitted or illegal submission, and volunteered to join the artificial editorial team in the phenomenon of abuse of corruption and quality is not high, many factors make it now landing dmoz very difficult, No site can guarantee to be DMOZ included. Therefore, the only way to ensure a successful login is to be careful to fully comply with the DMOZ login terms. Here are the submission considerations that must be followed:
1, to ensure that the site content is original and not reproduced, mirror or copy
2, do not use false, cheating and exaggerated means
3, to ensure the quality of the site's appearance
4, to ensure that the site contains specific contact information
5, to ensure that the site submitted to the correct directory
6, note the date of submission, directory name and edit mailbox
7, do not repeatedly submit the site
Once DMOZ has included your website, it will soon be Google,yahoo, Lycos,netscape,aol, Hotbot,directhit and other large search engines and portals included.
Yahoo Directory Login:
Yahoo is the first to do the classification of the site, until today login Yahoo directory is also an important link to promote the site. Google links from the Yahoo directory as an important score for the site rankings.
Second, high-quality import links
Search engine in deciding a site's ranking, not only to the content and structure of the Web page analysis, but also around the links of the site to expand analysis. The important factor influencing the ranking of Web sites is to get as many high-quality external links as possible, also known as import links. Even if the site is not submitted to the directory, but because other important sites have links to your site, you can get the search engine fast crawl, and to get good rankings plus points.
The basis for importing links into rankings is that search engines think that if your site is valuable, other sites will mention you; the more you mention it, the greater the value. This extends the link breadth (links popularity) in the search engine optimization important position.
Because of this, people find ways to "create" external links to the site, resulting in a lot of garbage (spam) links and sites, so the search engine in the algorithm adjustment, only the quality of external links to pay attention to similar spam practices often give counterproductive results. So today's understanding of link breadth is that even getting hundreds of low-quality or irrelevant sites is not a good link to a high-quality, highly relevant, or complementary site.
Link Quality Analysis:
Links from the following sites can be called High-quality Links:
Links to search engine catalogs and links to directory-joined sites
Sites related to or complementary to your topic
PR value not less than 4 of the site
Large traffic, high visibility, frequent updates of important sites (such as search engine news sources)
Web sites with little export links
Top three pages in search results with your keywords
Web site with high content quality
Compared to high-quality links, the following links are spam links, the site ranking does not work or counterproductive:
A large number of postings in guest books, comments or BBS links
Have added too many export links to the site (dozens of or even hundreds of "links" have one of your site)
Join links Base (link Farm), Bulk Link exchange program (bulk link exchange programs), Cross link (Cross link) and other link programs, with a large number of affiliate website automatically exchange links, by the search engine as a typical spam link, Very likely to be punished or implicated. Google will permanently delete sites that use linked programs.
Of course, if you're hosting the Affiliate affiliate, your server is tracking affiliate sites and referring them back to your site, which can help improve the breadth of your links.
So how do you get high-quality import links? There are several main methods:
1, to the search engine directory submission site
2, search for site exchange links
Commonly known as friendship links or reciprocal links. The basis of the reciprocal link is that your website content has high quality, otherwise the request link is not easy to succeed.
Exchange link objects include:
has joined the search engine classification directory related website
All major search engines in the directory related to your industry, the site is the ideal link object.
Related sites linked to your competitor
To find these sites, you can enter "link:" In the search engine, and then enter the competitor's domain name.
"Link:theirdomain.com" and "link:www.theirdomain.com" can also compete with rivals to get targeted customers while getting links.
Objects in the business chain
Competitors are most relevant to your subject, but exchange links are unlikely, so consider exchanging links with the upstream and downstream partners in your business chain, including distributors, agents, suppliers, etc.
Easy to find related websites
such as those who do search engine advertising sites or other vigorously promote the site, as well as the natural rankings of the relevant sites good.
After finding the above sites, then link to analyze them to see if they belong to high-quality linked objects. such as traffic Alexa rankings, PR value and the number of export links are the basic conditions for investigation. It is best to provide a link to the HTML source code information, so that the link Exchange objects simply copy the code and embed their own web page. Note that your site can be reached through several different URLs. A common URL must be provided when exchanging links, usually in accordance with the habits of most people.
The process of exchanging links, after careful analysis of each other's website, is finally obtained through sincere one-on-one contact, instead of the net-cast spam bombing to request an exchange link.
3, the site is actively linked or reproduced
This is the most popular search engine appreciation of the link, but also the search engine to pay attention to the root cause of external links. If your site is rich in content and high in quality, other relevant websites will proactively link your site to their site. Especially when your site provides a lot of related free resources, knowledge base, by other sites link and reprint the opportunity is very high.
4. Publishing professional articles on important websites
Post on key sites around the target keyword, bring your site signature in or at the end of the article, or place your link and description of the site around the keyword in the author's profile. This also can obtain the high quality mutually beneficial link, also can obtain the target customer. Don't forget to add links to your blog or personal homepage. Note that every article you publish should contain keywords. To site, refers to those who have high traffic, prestige degree high website. Personal experience is that you can use the keywords of your site to the mainstream search engine to subscribe to the news, those are as news sources of the site are search engines as an important site. Search engines to these news sources every day, updated frequently, the links on these sites will naturally become an updated object, the effect is excellent.
Third, in the Industry directory submission site
As far as possible to more relevant network directory, industry directory, business directory, Yellow Pages, white pages to submit your site, to join the Enterprise Library.
Tools Recommended:
Query the Web site for which import links and quantity:
www.sowang.com/so/(Comprehensive query: including link breadth, PR, Alexa rankings)
http://tool.admin5.com pr whois alexa query
Www.marketleap.com/publinkpop (can be compared to multiple competitor sites at the same time)
Www.uptimebot.com (simultaneous detection of 10 search engines included)
Www.seotoolkit.co.uk/link_popularity_checker.asp
Search box Command:
Enter in Google: link:www.vv11.com
Enter in Yahoo: link:http://www.vv11.com
Iv. Export links and internal links
Export links are links to other sites on your site. Search engine robot In addition to analyzing your import links, will also analyze your lead to the site, if the export link site content and your site theme associated with, also conducive to search engine friendly. This is also the reason for exchanging links to select topics related to the site. Finally, a link between the pages within the site is also included in the link analysis, affecting the site's page level, the final impact ranking.
Export Link:
On your site if you add some keywords related to the industry/professional resources of the site links, not only conducive to enrich the content of the site, but also conducive to improving the search engine on your site good impression.
This is especially worth the attention of some webmaster. Because of the lack of original information, they often turn to other Web site articles for their own site content, but do not mention the source, lest the export links to encourage competitors, not conducive to their own site traffic. In fact, for search engines, the appropriate export links are necessary.
Of course, the export is different from the import, and even if the topic is relevant, control the quantity. Because from the "page level" point of view, the search engine believes that a page dedicated to the number of export links, the other pages of the site will benefit from the corresponding reduction. So a page to export the number of links should be reasonably controlled, not more than 15. The Export link of home page should be controlled within 10, more should be arranged separately in the subordinate page. Google believes that the maximum number of export links to a page should not exceed 100.
Internal links:
In addition to import export links, a site's pages are often linked to each other, such as the end of the article "related articles" list, the site in the same theme of the other articles are linked, not only to facilitate visitors, but also conducive to search engines. The site should be aware of the important content of the page to the second link to the other pages, so that the search engine know that this is your important page, so as to give a higher PR value, the key index.
Web site can also be established by a number of two-level domain name son station, the sub-station chain to each other, and then linked back to the main station, forming a sub-station group surrounded the main station, to improve the ranking is quite advantageous.
Whether the export link or internal link, to ensure that the link is valid instead of dead links, too many dead chain not only to the user caused inconvenience, but also very harmful to search engine friendly, impact rankings. Site: www.laicye.cn
Attached: Free link detection Tool:
1, xenu:http://home.snafu.de/tilman/xenulink.html
2, W3c:http://validator.w3.org/checklink