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/20110809011107/http://www.searchengineoptimising.com:80/glossary/seo-glossary-of-terms/directory
A directory is a usually manually compiled list of links to the web that can be topic specific or general. They are not as comprehensive as search engines but are useful if looking for something more specific.
SEO Resources 
