• 6 min read
Some weeks ago, we installed a reply-size tester application at the global instances of K-root. We want to make this test available to more people, in an easy-to-use way. We have therefore written a Java application for this purpose.
Based in Amsterdam, The Netherlands
I wrote the articles collected here during my time as community builder of the RIPE NCC and the maintainer and editor of RIPE Labs. I have since taken on a new role serving as the Chair of the RIPE Community. You can reach my new profile via the website link … More
• 14 min read
This is the first part of the IPv6 measurements compilation - a list of IPv6 measurements conducted by various individuals and organisations.
Based in Amsterdam, The Netherlands
I wrote the articles collected here during my time as community builder of the RIPE NCC and the maintainer and editor of RIPE Labs. I have since taken on a new role serving as the Chair of the RIPE Community. You can reach my new profile via the website link … More
• 6 min read
During IETF 74, I sat down with Alain Durand to ask him to explain the type of IPv6 measurements he is doing at Comcast ( http://ipv6monitor.comcast.net ) together with the University of Pennsylvania ( http://mnlab-ipv6.seas.upenn.edu ).
• 2 min read
We got a lot of useful feedback from the Information Services demo stand at RIPE59 in Lisbon and already implemented some of the suggestions. Find here a list of changes.
• 5 min read
For more than five years now, the RIPE NCC has been measuring the number of native (no IPv4 transit) versus tunneled (IPv6 traffic whose path includes transit via IPv4 tunnels) IPv6 interconnections in the core of the Internet. These measurements have been conducted using the Test Traffic Measureme…
I am involved in policy research on Internet development as GNKS Consult, and I am Director on the Board of the Public Interest Registry (.ORG). I have learned to appreciate the RIPE NCC research and debate on topics relating to the Internet that matter. More
• 5 min read
Having evaluated the outcomes of the EU IPv6 Deployment Survey and presented them at various meetings during the past few weeks, I was curious to find out if the outcomes would be different when asking the same questions to the RIPE community.
For many years I have been the leader of the Research and Development team at the RIPE NCC leading a dedicated team of thinkers to support the RIPE community by providing network research, data analysis and prototype tool development and services including RIPE Atlas and RIPEstat. As of 2023, I'm … More
• 3 min read
After the Resource Explainer REX has been available for four weeks, we looked at the usage statistics collected by the tool to get a better ide how useful this tool could be for the wider community.
George Michaelson is currently APNIC's senior R&D scientist. Recently, he has been working on long-baseline IPv6 and DNS statistics using Internet-wide end-user measurement, services logging, audit and analysis, and design and implementation of the Internet Number Resource Certification framework. George is a member of the BCS, and a founder member … More
• 1 min read
Related to the earlier article 'APNIC and Day In The Life (DITL)' , please find here a link to a number of animations showing more DITL data for APNIC focusing on other countries.
Rene Wilhelm is a senior research engineer in the R&D department at the RIPE NCC. Coming from a background in particle physics, Rene joined the RIPE NCC in 1996. His interests are in data analysis, routing, Internet measurements and visualisation. More
• 6 min read
When can a particular address block considered to be globally routed. The purpose of this document is to come up with a definition of "globally" routed prefixes which can be used in any analysis of RIS data, both recent and historic.
Based in Amsterdam, NL
I'm a system architect/research coordinator at the RIPE NCC, where I work in the science group. I'm a chemist by training, but have been working since 1998 on Internet related things, as a sysadmin, security consultant, web developer and researcher. I am interested in technology changes (like IPv6 deployment), Internet … More
• 3 min read
This articles reports from an analysis where we used REX to find out more information about the IP addresses used by Ukrtelecom after they were identified as a spam source.
