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/20110106182432/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/blog
A blog is an online diary or journal that is usually in chronlogical order that is normally about one topic. The entries are known as posts and people can comment on these posts on a blog.