The Internet Archive discovers and captures web pages through many different web crawls.
At any given time several distinct crawls are running, some for months, and some every day or longer.
View the web archive through the Wayback Machine.
Web wide crawl with initial seedlist and crawler configuration from October 2010
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20110106191012/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/serp
SERP (Search Engine Results Page) is the term used mainly by SEO experts to describe the main competition on a results page. It is used as an easy way of tracking their competition.