Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20110808162545/http://www.searchengineoptimising.com:80/glossary/seo-glossary-of-terms/externallink
An external link is one that makes a reference to another domain. This is a good thing if the links are of good quality and it helps search engines to rank a site better.
SEO Resources 
