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/20110809010354/http://www.searchengineoptimising.com:80/glossary/seo-glossary-of-terms/offthepage2foffthepagefactors2fof
These are aspects of a website that although they cannot be seen have a direct impact on the ranking of a website. These are typcially inbound links and other similar things.
SEO Resources 
