An Internet Timeline

1962-1968 - Advanced Research Projects Administration funds research in to peer-to-peer networks and packet-switching.

1969 - First two sites communicate when UCLA researcher sends message to Stanford Research Institute

1971 - ARPANET created - 15 sites

1973 - File Transfer Protocol or FTP defined and specified

1974 - Telnet protocol specified

1977 - 100 sites on ARPANET, email protocol specified

1979 - Usenet protocol specified

1981 - Listserv software created

1982 - TCP/IP protocol formally specified

1984- Name servers and domain names defined, number of computer nodes on Internet exceed 1000

1986 - Backbone of Internet started, 5,000 hosts

1987 - First commecialization of the Internet, 28,000 hosts

1988 - Internet relay chat specified

1990 - ARPANET closes, National Science Foundation takes over, 300,000 hosts

1991 - World Wide Web born, first test browser, first keyword search engine

1992 - 1 million hosts

1993 - 2 million hosts, 600 web sites, first graphical browser (Mosaic)

1994 - 3 million hosts, 10,000 web sites

1997 - 20 million hosts, 1 million web sites.

2000 - 78 million hosts