News from online: a list of the very first registered domain names. The Domain Name System (DNS) was created in 1984; in 1985 top level domains were defined. The first top level domains were COM, ORG, EDU, GOV, MIL and ccTLD.
In April 1985 cmu.edu, purdue.edu, rice.edu and ucla.edu were the first registered domain names.
The first .gov was css.gov and was registered in June 1985.
The first .org was mitre.org and was registered in July 1985.
Now for the first .com was symbolics.com and was registered on March 15 1985. Better known domain names among the first 100 registered were xerox.com, ibm.com, hp.com, intel.com, and sun.com.