BTW Media Editorial Collection

History of the Internet

The internet was not born as a finished system. It was built across decades by researchers, engineers, operators, institutions, and communities who chose openness, interoperability, and shared stewardship before the world knew what the network would become.

History of the Internet is BTW Media's editorial archive of the people, protocols, institutions, and turning points that shaped the global network.

1969ARPANETFirst message

1983TCP/IPOperational flag day

1983/84DNSNames become infrastructure

1989/91WWWThe network becomes readable

1998ICANNGlobal identifier stewardship

TodayShared stewardshipOpen network memory

People who built the network

Researchers, engineers, operators, and community leaders whose choices shaped the internet's open architecture.

Protocols that became infrastructure

TCP/IP, DNS, routing, email, the Web, number resources, and standards processes made global interoperability possible.

Memory for the next generation

Interviews, profiles, and records preserve how the internet was imagined, governed, expanded, and defended.

This collection brings together interviews, profiles, source-backed reporting, and historical analysis about the builders and witnesses of the internet age.

This page follows how individual decisions, technical principles, public institutions, and regional communities became civilization-scale infrastructure.

For the people recorded here, this is a record of contribution. For readers, it is a map of how the internet became one of humanity's shared systems.

Series

People Who Built the Internet

From packet-switching theory to the World Wide Web, this map connects the people, protocol decisions, and governance transitions that shaped the global network.

Figures: 44
Span: 1961 -> 1999

1961

Leonard Kleinrock

Leonard Kleinrock (1961): Published the earliest packet-switching and information-flow work that provided mathematical foundations for breaking messages into packets.

In the historical index

1962 / 1963

J.C.R. Licklider

J.C.R. Licklider (1962 / 1963): Articulated the "Intergalactic Computer Network" vision that inspired ARPA's networking goals and the idea of a globally-connected computing commons.

In the historical index

1964

Paul Baran

Paul Baran (1964): RAND memorandum On Distributed Communications laid out distributed network designs intended to be survivable — a key conceptual precursor to later packet networks.

In the historical index

1965

Donald Davies

Donald Davies (1965): Coined the term "packet" and advanced practical packet-switching architecture at the UK National Physical Laboratory.

In the historical index

1968

Douglas Engelbart

Douglas Engelbart (1968): Demonstrated the oN-Line System (NLS) at the "Mother of All Demos" — showing hypertext, shared editing, the mouse and other interactive concepts that shaped future online tools.

In the historical index

1969

Lawrence (Larry) Roberts

Lawrence (Larry) Roberts (1969): As ARPA program manager he designed and led the ARPANET construction, turning packet-switching proposals into the first operational research network.

In the historical index

1969

Jon Postel

Jon Postel (1969): Became central to the RFC series and began his long stewardship of protocol documentation and numbering — the Internet's numbering authority.

In the historical index

1969

Steve Crocker

Steve Crocker (1969): Instigated the ARPANET "Network Working Group" and created the Request for Comments (RFC) series — the primary open documentation mechanism for Internet protocols.

In the historical index

1972–1973

Vint Cerf & Bob Kahn

Vint Cerf & Bob Kahn (1972–1973): Co-designed the Transmission Control Protocol (TCP) and later TCP/IP, enabling communication across multiple networks — the birth of internetworking.

In the historical index

1973

Robert Metcalfe

Robert Metcalfe (1973): Invented Ethernet at Xerox PARC, making local networking fast and scalable for office and campus environments.

In the historical index

1973–1975

Louis Pouzin

Louis Pouzin (1973–1975): Developed CYCLADES in France, a datagram-based packet network that directly influenced TCP/IP's design.

In the historical index

1973

Danny Cohen

Danny Cohen (1973): Pioneered early packet voice transmission and endianness concepts, key to interoperability in TCP/IP systems.

In the historical index

1975

Yngvar G. Lundh

Yngvar G. Lundh (1975): Promoted and implemented early packet networking in Scandinavia, connecting European research networks.

In the historical index

1976

Elizabeth "Jake" Feinler

Elizabeth "Jake" Feinler (1976): Managed the ARPANET Network Information Center (NIC) at SRI, maintaining the official host name directory before DNS.

In the historical index

1977

Pål Spilling

Pål Spilling (1977): Helped establish early ARPANET links in Europe and co-authored the first Internet (TCP/IP) experiments between continents.

In the historical index

1977

Bob Kahn, Vint Cerf & Jon Postel

Bob Kahn, Vint Cerf & Jon Postel (1977): Conducted the first three-network TCP/IP test (ARPANET, SATNET, PRNET), proving the architecture's viability.

In the historical index

1978

Steve Crocker, Jon Postel & Joyce Reynolds

Steve Crocker, Jon Postel & Joyce Reynolds (1978): Led early IETF-like protocol coordination and RFC series continuity — the core of today's open standards process.

In the historical index

1979

Radia Perlman

Radia Perlman (1979): Developed early routing algorithms that evolved into the Spanning Tree Protocol (finalized 1985).

In the historical index

1981–1983

Paul Mockapetris

Paul Mockapetris (1981–1983): Invented the Domain Name System (DNS) to replace the central HOSTS.TXT file. Introduced hierarchical, distributed naming via RFC 882/883.

Read Profile

1981

Danny Cohen

Danny Cohen (1981): Published "On Holy Wars and a Plea for Peace," formalizing the concept of byte ordering ("endianness").

In the historical index

1982

Daniel Karrenberg

Daniel Karrenberg (1982): Helped build EUnet, the first pan-European Internet Service Provider (ISP) and in 1989 was one of the founders of RIPE.

In the historical index

1982–1983

Vint Cerf, Bob Kahn, Jon Postel & Steve Crocker

Vint Cerf, Bob Kahn, Jon Postel & Steve Crocker (1982–1983): Oversaw the January 1, 1983 "flag day" switchover from NCP to TCP/IP — the operational birth of the modern Internet.

In the historical index

1983–1984

Radia Perlman

Radia Perlman (1983–1984): Developed the Spanning Tree Protocol (STP), which made Ethernet networks reliable and loop-free.

In the historical index

1984

Mike Muuss

Mike Muuss (1984): Created ping, one of the simplest and most enduring diagnostic tools in networking.

In the historical index

1984–1986

Eric Allman

Eric Allman (1984–1986): Wrote Sendmail, the first general-purpose Internet email transport system, crucial for global email interoperability.

In the historical index

1985

Brian Carpenter

Brian Carpenter (1985): Led development of key Internet standards and chaired IETF working groups, promoting IPv6 and architectural consistency.

In the historical index

1986

John Klensin

John Klensin (1986): Significant early work on SMTP, FTP, and internationalization of Internet protocols.

In the historical index

1987

Joyce K. Reynolds & Bob Braden

Joyce K. Reynolds & Bob Braden (1987): Contributed to RFC editing, TCP/IP documentation, and Internet research group coordination.

In the historical index

1989

Alan Emtage

Alan Emtage (1989): Developed Archie, the first Internet search engine, enabling users to find files across FTP servers.

In the historical index

1990 / 1991

Tim Berners-Lee

Tim Berners-Lee (1990 / 1991): Invented the World Wide Web at CERN — creating HTTP, HTML, and the first web server and browser, converting network infrastructure into a global publishing and information system.

Read Profile

1991

Linus Torvalds

Linus Torvalds (1991): Created the Linux kernel, which became a cornerstone of Internet infrastructure, web servers, and open-source computing.

In the historical index

1991

Jianping Wu

Jianping Wu (1991): Led the development of CERNET, China's first academic Internet network, linking universities across the country.

In the historical index

1991

Scott Bradner

Scott Bradner (1991): Key figure in IETF standardization and Internet governance; helped define early Internet policy and protocol stewardship.

In the historical index

1992

Kilnam Chon

Kilnam Chon (1992): Built KREONET, the Korean Research Network, pioneering Internet connectivity in Asia.

In the historical index

1993

Marc Andreessen

Marc Andreessen (1993): Co-developed Mosaic, the first mainstream graphical web browser, which popularized the Web and inspired Netscape.

In the historical index

1993

Robert Cailliau

Robert Cailliau (1993): Collaborated with Berners-Lee at CERN to promote and refine the World Wide Web and its first browser/server setup.

In the historical index

1994

Mitchell Baker

Mitchell Baker (1994): Led the Mozilla project, defending open web standards and community-driven browser development.

In the historical index

1994

Xing Li

Xing Li (1994): Architect of CERNET, China's first academic network (1994), and early IPv6 advocate for Asia-Pacific.

In the historical index

1995

Paul Vixie

Paul Vixie (1995): Principal developer of BIND, the most widely used DNS server software; improved DNS reliability and security.

In the historical index

1996

Larry Landweber

Larry Landweber (1996): Created CSNET and helped connect over 25 countries to the early Internet, bridging academia and policy.

In the historical index

1997

Radia Perlman

Radia Perlman (1997): Authored Interconnections, formalizing network protocol design principles and influencing Internet routing education.

In the historical index

1998

Jon Postel

Jon Postel (1998): Demonstrated control over the DNS root servers and led the IANA transition, symbolizing his lifelong role.

In the historical index

1998

Vint Cerf & Bob Kahn

Vint Cerf & Bob Kahn (1998): Helped found ICANN and promoted the institutional frameworks for managing Internet naming and numbering globally.

In the historical index

1999

Al Gore

Al Gore (1999): Sponsored the 1991 High Performance Computing and Communications Act, which funded Internet expansion — earning the nickname "the Information Superhighway."

In the historical index

Explore the Wider Lineage44 names and milestones

Foundations: 1960s

1961Leonard Kleinrock
1962 / 1963J.C.R. Licklider
1964Paul Baran
1965Donald Davies
1968Douglas Engelbart
1969Lawrence (Larry) Roberts
1969Jon Postel
1969Steve Crocker

Protocols & Internetworking: 1970s

1972–1973Vint Cerf & Bob Kahn
1973Robert Metcalfe
1973–1975Louis Pouzin
1973Danny Cohen
1975Yngvar G. Lundh
1976Elizabeth "Jake" Feinler
1977Pål Spilling
1977Bob Kahn, Vint Cerf & Jon Postel
1978Steve Crocker, Jon Postel & Joyce Reynolds
1979Radia Perlman

Naming, Routing & Standards: 1980s

1981–1983Paul Mockapetris
1981Danny Cohen
1982–1983Vint Cerf, Bob Kahn, Jon Postel & Steve Crocker
1983–1984Radia Perlman
1984Mike Muuss
1984–1986Eric Allman
1985Brian Carpenter
1986John Klensin
1987Joyce K. Reynolds & Bob Braden
1989Alan Emtage

Web, Search & Governance: 1990s

1990 / 1991Tim Berners-Lee
1991Linus Torvalds
1991Scott Bradner
1993Marc Andreessen
1993Robert Cailliau
1994Mitchell Baker
1995Paul Vixie
1996Larry Landweber
1997Radia Perlman
1998Jon Postel
1998Vint Cerf & Bob Kahn
1999Al Gore

Regional Internet Builders

1982Daniel Karrenberg
1991Jianping Wu
1992Kilnam Chon
1994Xing Li

Internet Milestones

Milestones in the Making of the Internet

A decade-by-decade guide to the experiments, protocols, standards, networks, and institutions that turned internetworking into shared global infrastructure.

1960s — Experimental Packet Networks

1962-1965
Packet switching becomes a practical networking idea
Paul Baran and Donald Davies separately formalize packet-switched communication, giving later research networks a way to move data without relying on circuit-switched telephony.
Paul Baran, Donald Davies
RAND, National Physical Laboratory
1969
ARPANET sends its first message
The first host-to-host ARPANET message travels between UCLA and SRI, turning packet networking from research architecture into an operating experiment.
Leonard Kleinrock, Charley Kline, Bill Duvall
UCLA, SRI, ARPA

1970s — Protocols & Internetworking

1971
Email becomes the first durable social application of the network
Ray Tomlinson adapts network mail between machines, making person-to-person communication one of the internet's earliest reasons to exist.
Ray Tomlinson
BBN, ARPANET
1974
TCP paper defines internetworking as an open architecture
Vint Cerf and Bob Kahn publish the TCP paper and give the network a protocol model for connecting heterogeneous networks into an internet.
Vint Cerf, Bob Kahn
DARPA
1977
Three-network TCP/IP test proves internetworking across media
Packet radio, satellite, and ARPANET paths carry traffic through a common protocol design, showing that an internet can survive different physical networks.
Vint Cerf, Jon Postel, Bob Kahn
DARPA research community

1980s — Naming, Routing & Standards

1983
TCP/IP flag day makes the modern internet operational
ARPANET hosts move from NCP to TCP/IP on January 1, 1983, making the protocol suite an operational foundation rather than a research proposal.
Vint Cerf, Bob Kahn, Jon Postel, Steve Crocker
DARPA, ARPANET community
1983-1984
DNS turns names into distributed internet infrastructure
Paul Mockapetris and the early naming community replace host tables with the Domain Name System, giving the expanding network a scalable naming layer.
Paul Mockapetris, Jon Postel
USC/ISI, IANA
1986
NSFNET expands academic networking into a backbone
The NSFNET programme links supercomputing centres and research institutions, creating a backbone that helps move the internet beyond its original defence research context.
National Science Foundation, regional academic networks
Late 1980s
Routing growth forces inter-domain coordination
As networks multiply, operators move toward scalable inter-domain routing practices that later make BGP and routing security central to internet operations.
Network operators and routing researchers
IETF, operator community
1989 / 1990
Archie makes distributed network resources discoverable
Alan Emtage creates Archie, showing that the internet also needs discovery systems, not only transport and addressing.
Alan Emtage
McGill University

1990s — Web, RIRs & Governance

1989 / 1991
The World Wide Web opens the internet to publishing and navigation
Tim Berners-Lee proposes and implements HTTP, HTML, URLs, and early browser/server software, turning the network into a global information space.
Tim Berners-Lee, Robert Cailliau
CERN
1992
Regional number coordination takes institutional form
Regional internet growth creates the need for durable address allocation institutions, with APNIC emerging in the Asia-Pacific coordination context.
Regional operators and registry builders
APNIC, RIR community
1993
El Salvador joins the global internet story
Local builders connect national academic and technical communities into the global network, showing how internet history is made outside the original centres of research funding.
Lito Ibarra
El Salvador internet community
1998
ICANN is formed to coordinate global identifiers
ICANN becomes the institutional home for DNS and identifier coordination debates, moving internet governance into a more formal multi-stakeholder structure.
Jon Postel, Vint Cerf, global governance community
ICANN, IANA community
1998
IPv6 is specified in RFC 2460
The IETF publishes RFC 2460, preserving the internet's ability to scale addressing beyond IPv4 exhaustion and making protocol stewardship a generational task.
Brian Carpenter, IETF IPv6 community
IETF

2000s — Regional Builders & Operational Memory

1986 / 1992
Latin American academic networks become regional infrastructure
Builders in Chile, Venezuela, Argentina, and neighbouring communities turn research connectivity into lasting regional internet capacity.
Florencio Utreras, Ermanno Pietrosemoli, Olga Cavalli
Latin American academic and governance communities
2000s
African technical communities expand capacity and participation
Training, software communities, and advocacy broaden who can build, operate, and govern internet infrastructure.
Dorcas Muthoni
African technology and internet communities
2000s
Operational analysis becomes part of internet stewardship
Routing, addressing, measurement, and security analysis become essential to explaining where the global network is resilient and where it is fragile.
Geoff Huston
APNIC Labs, operator community

2010s — Stewardship, Security & Continuity

2016
IANA stewardship transition completes
The transition marks a major governance shift from US government oversight toward the global multi-stakeholder community.
ICANN, IANA community, global internet governance community
2010s / 2020s
Routing security becomes a core public-interest issue
RPKI, MANRS, and operator coordination make routing security part of the internet's institutional memory and daily operational discipline.
Routing security researchers and operators
IETF, RIRs, operator community
2024
Internet history becomes a source-backed archive
Measurement archives, oral histories, and editorial collections make internet history itself a field of stewardship for the next generation.
Jim Cowie and internet history researchers
Internet History Initiative

Published Records

BTW Internet History Archive

Published interviews, profiles, and historical reporting from BTW Media's History of the Internet collection.