Unnikrishnan SEO Analyst: History and Evolution of SEO

History and Evolution of SEO

SEO is a search engines optimization it is difficult for writing history. Google was founded by Larry page he there college project. SEO is the process of online visibility of a website in search engine. Most using search engines are google, Bing and Yahoo.

Search engine works based on the following steps

Crawling, Cache and Indexing.

Crawling

Crawling is the process google bot get into the website and checking new update a pages content to be added to the Google index.

Cache

Cache is the process of scanning a website and take a snap shot, saved in the data base. another name google bot and spider.

Indexing

Indexing is listing the fetched web pages the webmasters are adding lot off keywords adding a web page.

SEO are two types

On Page Optimization

Off Page Optimization

On Page Optimization is web master changing HTML codes like meta keywords, meta description and title tags etc.

Off Page Optimization is out side activity of actual web site These are high-quality incoming links social media marketing, link building.

Google updates

Panda updation (2011)

Panda update by google 2011 was based on the content spamming avoid poor quality content, content duplication or spelling mistakes, Grammatical errors. Latest Updation google Panda 4.2.

Penguin updation (2012)

Penguin updation introduce google 2012, avoid link spamming, paid link (link buying and selling) link exchange. guest blogging, wiki spamming etc. Latest Updation Penguin is 4.0.

Pigeon updation (2014)

It is introduce google 2014 this updates for locally visible websites local SEO must should mark in google business place, pin, address, phone number aimed increase the ranking of local listing in a search.

Pirated updation (2012)

It is content copying one website and web page to another. it is illegal process. company can register complaints against according DMCA(Digital Millennium Copy write Act).