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/20101206222938/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/runtime
Runtime is the name for the state that a program is in when it is running. The term is normally used by programmers when a problem or error has occurred and these are known as runtime errors. Memory leaks are a good example of a runtime error.