Search Engines
What is Search Engine?
Search Engines are primary tools for most of the internet users to find products, materials, services of any form. Search engine lists thousands of products that are in the database of the particular search engine. Different sites are indexed differently in different search engines and when you do a “search” the results are usually different. It is possible that some sites with your desired product might not even show up during a search due to improper indexing or poor indexing by one particular search engine. There are various ways that you can improve the indexing of your website.
In most simple way search engines are websites that search products for you from thousands of websites and list the various websites depending on relevance to your search terms.
Major Search Engines
When we refer to search engines we usually refer to http://google.com for most part. Some people use http://yahoo.com or http://msn.com as thier favorite search engine. There are many many more search engines that you can use in addition to the three most search engines listed above. Here is a small list of other search engines:
General search engines
- Alexa Internet
- Ask.com (formerly Ask Jeeves)
- Baidu
- Exalead
- Gigablast
- Live Search (formerly MSN Search)
- MozDex
- WiseNut
- Yahoo! Search
Open source search engines
- DataparkSearch
- Egothor
- Gonzui
- Grub
- Ht://dig
- Lucene
- Lemur Toolkit & Indri Search Engine
- mnoGoSearch
- Namazu
- Nutch
- OpenFTS
- Sphinx
- SWISH-E
- Terrier Search Engine
- Wikiasari
- Xapian
- YaCy
- Zettair
Metasearch engines
- Bioinformatic_Harvester
- Brainboost
- Clusty
- Dogpile
- Excite
- HotBot
- Info.com
- Ixquick
- Mamma
- Metacrawler
- MetaLib
- Myriad Search
- PolyMeta
- SideStep
- Turbo10
- WebCrawler
Regional search engines
- Accoona, China/US
- Alleba, Philippines
- Ansearch, Australia/US/UK/NZ
- Araby, Middle East
- Baidu, China
- Daum, Korea
- Guruji.com, India
- Miner.hu, Hungary
- Najdi.si, Slovenia
- Naver, Korea
- Rambler, Russia
- Rediff, India
- SAPO, Portugal
- Search.ch, Switzerland
- Walla!, Israel
- Yandex, Russia
People search engines
Email-based search engines
Visual search engines
Answer-based search engines
Google-based search engines
Yahoo!-based search engines
Windows-Live-based search engines
Ask.com-based search engines
Job search engines
- Naukri.com (India)
- Bixee.com (India)
- Craigslist (by city)
- Eluta.ca (Canada)
- CareerBuilder.com (USA)
- Hotjobs.com (USA)
- Indeed.com (USA)
- Monster.com (USA)
- Recruit.net (International)
- SimplyHired.com (USA)
Forum search engines
Blog search engines
News search engines
Multimedia search engines
Code search engines
BitTorrent search engines
These search engines work across the BitTorrent protocol.
Accountancy search engines
Medical search engines
- Entrez (includes Pubmed)
- GoPubMed (knowledge-based: GO - GeneOntology)
- Healia
- KMLE Medical Dictionary
- MeshPubMed (knowledge-based: MeSH - Medical Subject Headings)
- Searchmedica
- WebMD
Property search engines
Business search engines
Comparison shopping search engines
- Google Product Search (formerly Froogle)
- Kelkoo
- MSN Shopping
- MySimon
- NexTag
- PriceRunner
- Shopping.com
- Shopzilla (also operates Bizrate)
Geographic search engines
Social search engines
- Google Co-op is a platform provided by Google that allows web developers to feature specialized information in web searches, refine and categorise queries, and create customized search engines
- Rollyo
- Wink provides web search by analyzing user contributions such as bookmarks and feedback
Search engines for kids
Desktop search engines
- Autonomy — IDOL Enterprise Desktop Search.
- Beagle — Open source desktop search tool for Linux based on Lucene
- Copernic Desktop Search
- Docco — based on Apache’s indexing and search engine Lucene, and it requires a Java Runtime Environment.
- Filehawk — Indexes and searches files’ content in computers, networks and removable data storage devices
- Gaviri PocketSearch — Indexes desktop, network drives and portable devices.
- Google Desktop — Integrates with the main Google search engine page.
- imgSeek — Desktop content-based image search
- ISYS Search Software — ISYS:desktop search software.
- Likasoft Archivarius 3000
- Meta Tracker — Open Source Linux desktop search
- Spotlight — Found in Apple Mac OS X “Tiger“.
- Terrier Search Engine — desktop search for Windows, Mac OS X (Tiger), Unix/Linux.
- Tropes Zoom — Semantic Search Engine.
- Windows Desktop Search — MSN Search Toolbar includes Windows Desktop Search which incorporates much of the desktop search technology initially promised for Windows Vista, the next version of Microsoft Windows. The search integrates into the task bar and Internet Explorer windows.
- X1 Desktop Search, renamed X1 Enterprise Client
Legal
Usenet
- Google Groups (formerly Deja News)
Defunct search engines
- Google Answers
- Infoseek
- Inktomi
- Northern Light
- Overture.com (formerly GoTo.com)
- PubSub
- Singingfish
- Teoma
- World Wide Web Worm
The list of search engines has been borrowed from here.
How Does search engines index your website?
Three major ways search engine works.
1. Algorithms: Different algorithms are used by different search engines. The algorithms are programs that determines the position of various sites after being search for a particular product. The algorithm is different for different search engines.
2. Database: Each search engine has a database whete it stores information as it finds more sites.
3. Spider: A search engine spider is a program (different for different search engines) that goes out all over the internet and constantly collect information.
Will your site show up in the database of a search engine?
It is possible that the spiders will find your website and record information day by day and your site would show up after a search. You can always submit your website to various search engines. It will help spiders to come and index your site. There are many many sites which offer you to submit your website free to numerous search engines. It is always recommended that you submit your site to as many search engines as possible. It may take several months before your site is fully indexed and show up in first page after a search.
Do you want to learn more?
There is an extemely easy easy e-book which you can download for FREE from here: MY SEO GUIDE . It describes the various parts of search engine optimization tips and tricks.
