The CatMan's
Hacker Historical Timeline

1928

Internet Growth Backbones: None - Hosts: None

1934

1934

1940

1947

1948

1955

1957

1960

1962

1963

1968

Internet Growth Backbones: 50Kbps ARPANET - Hosts: 4

1972

Internet Growth Backbones: 50Kbps ARPANET - Hosts: 23

1973

Internet Growth Backbones: 50Kbps ARPANET - Hosts: 23+

1974

Internet Growth Backbones: 50Kbps ARPANET - Hosts: 23+

1975

1976

Internet Growth Backbones: 50Kbps ARPANET, plus satellite and radio connections - Hosts: 111+

1977

1978

1979

1980

1981

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, plus satellite and radio connections - Hosts: 213

1982

1983

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, plus satellite and radio connections - Hosts: 562

1984

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, plus satellite and radio connections - Hosts: 1024

1985

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, 1.544Mbps (T1) NSFNET, plus satellite and radio connections - Hosts: 1961

1986

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, 1.544Mbps (T1) NSFNET, plus satellite and radio connections - Hosts: 2308

1987

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, 1.544Mbps (T1) NSFNET, plus satellite and radio connections - Hosts: 28,174

1988

Internet Growth Backbones: 50Kbps ARPANET, 56Kbps CSNET, 1.544Mbps (T1) NSFNET, plus satellite and radio connections - Hosts: 56,000

1989

1990

Internet Growth Backbones: 56Kbps CSNET, 1.544Mbps (T1) NSFNET, plus satellite and radio connections - Hosts: 313,000

1991

Internet Growth Backbones: Partial 45Mbps (T3) NSFNET, a few private backbones, plus satellite and radio connections - Hosts: 617,000

1992

Internet Growth Backbones: 45Mbps (T3) NSFNET, private interconnected backbones consisting mainly of 56Kbps, 1.544Mbps, plus satellite and radio connections - Hosts: 1,136,000

1993

Internet Growth Backbones: 45Mbps (T3) NSFNET, private interconnected backbones consisting mainly of 56Kbps, 1.544Mbps, and 45Mpbs lines, plus satellite and radio connections - Hosts: 2,056,000

1994

Internet Growth Backbones: 145Mbps (ATM) NSFNET, private interconnected backbones consisting mainly of 56Kbps, 1.544Mbps, and 45Mpbs lines, plus satellite and radio connections - Hosts: 3,864,000

1995

Internet Growth Backbones: 145Mbps (ATM) NSFNET (now private), private interconnected backbones consisting mainly of 56Kbps, 1.544Mbps, 45Mpbs, 155Mpbs lines in construction, plus satellite and radio connections - Hosts: 6,642,000

1996

Internet Growth Backbones: 145Mbps (ATM) NSFNET (now private), private interconnected backbones consisting mainly of 56Kbps, 1.544Mbps, 45Mpbs, and 155Mpbs lines, plus satellite and radio connections - Hosts: over 15,000,000, and growing rapidly

1997

1998

If you know of a historical milestones that should be part of this list please email the information and proper documentation to me and I will gladly make the addition.