Search Engine Optimization for Dynamic Websites
What are “Dynamic Websites”?
Dynamic websites are websites whose pages are generated on the fly. In contrast to static pages (primarily .htm/.html pages), dynamic pages are generated when an user triggers an action through that specific page.
Here could be a sample dynamic URL-
http://www.bbc.co.uk/cgi-bin/search/results.pl?q=%22dynamic+websites%twenty two&tab=news&go=homepage
As per the on top of example of www.bbc.co.uk, the dynamic part (i.e. the half) of the URL that changes as per surfer request is that the half after the question mark (?)
What are the problems that search engines face in indexing Dynamic URLs?
1. Search engines typically contemplate a dynamic URL as an infinite set of links.
2. Since dynamic URLs realize maximum application in on-line shopping carts, there’s a chance of incorporating a session id to a specific page. As session ids of that specific page change, the search engine spider desires to index an infinite number of copies of the identical page, that is a Herculean task for them.
3. Proceeding with the same logic presented in point # a pair of, indexing the same dynamic page would possibly overload the servers of the search engines and so prevent the search engines to gift with the most relevant data within the fastest potential time.
Here’s what Google says about indexing of dynamic websites -
Reasons your site could not be included: Your pages are dynamically generated. We tend to will be able to index dynamically generated pages. However, as a result of our internet crawler can easily overwhelm and crash sites serving dynamic content, we limit the quantity of dynamic pages we index. (Source – http://www.google.com/webmasters/)
What are the options that you have got so as to create a groundwork engine spider index your Dynamic URLs?
1. Use of softwares – Exception Digital Enterprise Solutions (http://www.xde.web) offers a software which can amendment the dynamic URLs to static ones. Named XQASP, it can take away the “?” within the Question String and replace it with “/”, thereby allowing the search engine spiders to index the dynamic content.
Example -
http://www.my-online-store.com/books.asp?id=1190 will amendment to
http://www.my-online-store.com/books/1190.
The latter being a static URL, it will simply be indexed by the search engine spiders.
2. Use of CGI/Perl scripts – One in all the simplest ways that to induce your dynamic sites indexed by search engines is using CGI/Perl scripts. Path_Info or Script_Name may be a variable in an exceedingly dynamic application that contains the whole URL address (as well as the question string information). So as to mend this drawback, you may want to write a script that will pull all the information before the query string and set the remainder of the knowledge equal to a variable. You can then use this variable in your URL address.
Example – http://www.my-on-line-store.com/books.asp?id=1190
When you’re using CGI/Perl scripts, the query part of the dynamic URL is assigned a variable.
Therefore, in the on top of example “?id=1190″ is assigned a variable, say “A”. The dynamuc URL http://www.my-online-store.com/coolpage.asp?id=1190
will amendment to http://www.my-on-line-store.com/books/A through CGI/Perl scripts which can easily be indexed by the search engines.
3. Re-configuring your net servers -
(i) Apache Server – Apache contains a rewrite module (mod_rewrite) that allows you to flip URLs containing query strings into URLs that search engines will index. This module however, is not put in with Apache software by default, thus you would like to test together with your web hosting company for installation.
(ii) ColdFusion – You may need to reconfigure ColdFusion on your server therefore {that the} “?” in an exceedingly question string is replaced with a ‘/’ and pass the price to the URL.
4. Creation of a Static Page linked to an array of dynamic Pages -
This approach is terribly effective, especially if you are the owner of a little online store selling a few product online. Simply create a static page linking to any or all your dynamic pages. Optimize this static page for search engine rankings. Include a link title for all the merchandise categories, place appropriate “alt” tag for the product pictures along with product description containing highly well-liked keywords relevant to your business (You’ll be able to conduct keyword research for your site through http://www.wordtracker.com). Submit this static page together with all the dynamic pages in various search engines, conforming to the search engine submission guidelines.
How Amazon.com, Earth’s Biggest Bookstore, coped with the issue of indexing of dynamic URLs?
An exploration in Google for web promoting books, yielded a result that takes you directly to the acceptable dynamic page at Amazon: http://www.amazon.com/exec/obidos/ISBN%3D0395683297/103-0475212-8205437.
Since the higher than URL will not contain any question strings, all search engines will index Amazon.com’s products. Amazon.com uses this method to get its product alternatives indexed by search engines. This can be very necessary for Amazon, as a result of being an on-line bookstore, it is very natural for them to adopt dynamic URLs nonetheless it had been equally necessary for them to make their dynamic URLs search engine index friendly.
Conclusion
Even some years back, most of the most important search engines did not index dynamic URLs, thereby typically preventing top search engine rankings for the online stores. With Google beginning to index dynamic URLs a few months ago, the picture goes to change in the coming days. This is often more therefore as a result of Google’s numero uno position is currently being threatened by Microsoft’s MSN (developing its own search engine) and Yahoo! who recently acquired Overture, the largest player within the PPC Search Engine industry.
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