Daniel Karrenberg

lore

networking

German network engineer who helped build EUnet, wrote the report that argued Europe should run TCP/IP, co-founded RIPE, and in 1992 set up the world's first regional internet registry - intending to be finished with the internet a year later.

A network administrator at Dortmund from 1981, he helped set up EUnet the following year and joined the Amsterdam team in 1987, where he built the links to the American network and wrote the report arguing that European networking should run on TCP/IP rather than the standards the continent's institutions preferred - one of the decisions on which everything since depended. In 1989 he co-founded RIPE, the forum where European operators coordinate, and in April 1992 he set up the RIPE NCC, the first regional internet registry in the world, the body that has handed out Europe's addresses ever since; the four other registries copied the model. His own account of the plan is the best part: he meant to establish the registry and, by April 1993, be done with the internet and move on to something interesting, and instead ran it until 2000 and served as its chief scientist until 2013, building the measurement systems - the routing information service, the Atlas probes, the DNS monitors - through which the internet's operators observe the internet. Inducted in the Hall of Fame's first class in 2012, he used the speech to say the point of a hall of fame was to name the people who actually built the thing before the history books were written, and pledged to push for it. The entries around this one are, in part, that pledge kept.

Also known as: karrenberg, ripe ncc, first regional internet registry, ripe atlas

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