The Big Medical Drop in SpamRankings.net
• 9 min read
Preliminary confirmation for outbound spam reputational rankings.
Measurements and Statistics
Comparing Certified Resources to BGP Routing
• 4 min read
We have implemented a new feature in the Resource Certification Service that compares the certified resources a Local Internet Registry (LIR) holds and the Route Origin Authorisations (ROAs) they have created with the BGP announcements seen by the RIPE NCC Remote Route Collectors. It will display t…
Local Certification Service Launched
• 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…
Measuring World IPv6 Day - Comparing IPv4 and IPv6 Performance
Emile Aben
Emile Aben
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.
Assigning 32-bit ASNs
Mirjam Kühne
Mirjam Kühne
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.
RIPEstat Live Demo #7
Robert Kisteleki
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
This article summarises today's RIPEstat demo session, including new features, changes and improvements. At the end of the article you can find the date of the next demo, and options for providing feedback.
Measuring World IPv6 Day - Long-Term Effects
Emile Aben
Emile Aben
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.
Increased Query Load on Root Name Servers
• 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.
Measuring World IPv6 Day - Some Glitches And Lessons Learned
Emile Aben
Emile Aben
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…
Measuring World IPv6 Day - First Impressions
Mirjam Kühne
Mirjam Kühne
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.