Remember HotBot.com?

Yahoo.com (12/28/1996)

Geocities.com (4/13/1997)

AOL.com (4/21/1997)

NFL.com (10/18/1997)

AskJeeves.com (12/6/1998)

ESPN.com (12/12/1998)

Google.com (1/25/1999)

NYTimes.com (2/8/1999)

"NewYorkTimes.com"

Craigstlist.org (3/1/1999)

Lycos.com (4/27/1999)

Here was one of their commercials:
View this video on YouTube
Ebay.com (4/28/1999)

Startups.com (10/12/1999)

Amazon.com (10/13/1999)

Wikipedia.org (9/28/2002)

WorldofWarcraft.com (3/21/2003)

MySpace.com (7/1/2004)

HuffingtonPost.com's first day (5/9/2005)

Reddit.com (8/8/2005)

YouTube.com (11/9/2006)

BleacherReport.com (11/12/2006)

And, finally, BUZZFEED!

Buzzfeed in its very early days (11/21/2006)

Here's an excerpt from the "About" page on the same date:

Here's a cleaner build of the site on 1/7/2007 (SIX years ago!)
