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/20110808162310/http://www.searchengineoptimising.com:80/glossary/seo-glossary-of-terms/altattribute
Images are not easy to distinguish for people with poor eyesight and for many search engines. This is why an image alt attribute is used to help define the image in a text format as an equivalent.
SEO Resources 
