Achievements
Mockapetris is a member of the IEEE and the Association for Computing Machinery. He joined the Information Sciences Institute of the University of Southern California in 1978, where he developed the first SMTP email server, proposed the DNS architecture in 1983, wrote the first DNS implementation for the TOPS-20 in 1983, served as director of the high performance computing and communications division, was a program manager for networking at the Advanced Research Projects Agency (ARPA) of the U.S. Department of Defense from 1990 to 1993 and served served as chair of the Research Working Group of the U.S. Federal Networking Council.
He also served as chair of the Internet Engineering Task Force from 1994 to 1996 and a member of the Internet Architecture Board in 1994 and 1995 worked for several Internet-related companies: employee number two at @Home from 1995 to 1997, Software.com from1997 to 1998 , Fiberlane , Cerent/Siara from 1998 to 1999, Urban Media from 1999 to 2001, and NU Domain from 1999.
In 1997, He received the John C. Dvorak Telecommunications Excellence Award "Personal Achievement-Network Engineering" for DNS design and implementation. In 2002, Distinguished Alumnus award from the University of California, Irvine. In 2003, he recieved IEEE Internet Award for his contributions to DNS. In 2005, ACM SIGCOMM Award for lifetime contribution to the field of communication networks was given to him in recognition of his foundational work in designing, developing and deploying the Domain Name System, and his sustained leadership in overall Internet architecture development. In 2006, ACM SIGCOMM Test of Time Paper Award for co-authoring paper "Development of the Domain Name System". In 2012, he was inducted by the Internet Society into the Internet Hall of Fameas an innovator. In 2013,he was given a Honoris Causa by Miguel Hernandez University.