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.
Ping.IN is a blog ping service that pings or notifies Weblog Services such as
Blog Search Engines and blog directories that your blog has been updated.
Thus enabling them to index your blog fast and make your content available
for a larger audience.
