DEC.com is the fifth oldest domain name. It was registered by Digital Equipment Corporation, which was also the first computer vendor to launch a public web site (on 1th October 1993).
At one time it hosted a software repository at gatekeeper.dec.com which was very popular during the pre-WWW days.
The first documented use of the word "nerd" was in 1951 in Dr. Seuss's book "If I Ran The Zoo". [more...]