• 5 min read
In order to use the RIPE NCC Resource Certification (RPKI) Service, the only option up to now was to rely on the hosted system in the LIR Portal. Today we are releasing a proof of concept of the Local Certification Service. This allows RIPE NCC members to run Resource Certification on their own sys…
Based in Amsterdam, NL
I'm a data scientist at the RIPE NCC. 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 measurement, data analysis, data visualisation, sustainability and security. … More
• 6 min read
During World IPv6 day we measured the performance of IPv4 and IPv6 between 40 vantage points and 46 World IPv6 Day participants and other dual-stacked sites. If one has to pick a winner, then the old protocol, IPv4, would win, but IPv6 often shows comparable or better performance.
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
• 3 min read
The RIPE NCC has been assigning 32-bit Autonomous System Numbers for quite some time now. In this article we're showing a number of statistics and some analysis.
Based in Amsterdam, NL
I'm a data scientist at the RIPE NCC. 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 measurement, data analysis, data visualisation, sustainability and security. … More
• 1 min read
As part of our Data Repository we released a new dataset. This dataset contains DNS lookups (A+AAAA), ping/ping6, traceroute/traceroute6 and HTTP fetches (IPv4/IPv6) from 40 vantage points (TTM, CAIDA Ark, and others), to 53 web sites involved in World IPv6 Day. The data covers the period from 2011…
• 8 min read
After we observed increased query load on the root name severs recently, we did some investigation and analysis which is described in the article below.
Based in Amsterdam, NL
I'm a data scientist at the RIPE NCC. 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 measurement, data analysis, data visualisation, sustainability and security. … More
• 6 min read
In this article we'll look at some of the more long-term effects of World IPv6 Day, as seen in our measurements a number of weeks after the event itself.
• 3 min read
We experience an increased query load on K-root, the root server operated by the RIPE NCC. See below some analysis and graphs showing the traffic on K-root and other root servers.
Based in Amsterdam, NL
I'm a data scientist at the RIPE NCC. 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 measurement, data analysis, data visualisation, sustainability and security. … More
• 7 min read
As already stated by us and others, World IPv6 Day on 8 June, was a big success. No major issues came to light, and most minor issues that surfaced were resolved, and as such were a useful learning experience. In this article we provide details on some of the events we observed by looking at our me…
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
• 5 min read
World IPv6 Day took place on 8 June 2011. The RIPE NCC did a number of measurements both before and during World IPv6 Day. We've done an initial analysis of the data and would like to share our first impressions and results with you.
Based in Arlington, VA
• 8 min read
RIPE NCC and BBN have been working on measuring the impact of 6to4 on the latency of Internet traffic. This article describes the measurement techniques used for this survey, and some initial findings based on measurements conducted at BBN.
