• 7 min read
Around 90% of all email is spam, and the situation is not getting better. The IIAR project at the University of Texas is building econometric models for economic incentives for Internet email providers, so that they can better prevent and deal with spam and botnets.
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
• 1 min read
This dataset consists of a daily snapshot of the reverse zones (in-addr.arpa and ip6.arpa) as published by the RIRs on their public FTP servers in the /pub/zones/ directory. The RIRs use this data operationally. The zones under in-addr.arpa and ip6.arpa are assembled from these files.
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
• 1 min read
This data set consists of information on the fraction of IPv6 in hits and unique source IPs to www.ripe.net. This data was updated weekly between April 2008 and December 2010 and can be used as an indicator to track IPv6 deployment in this period.
• 1 min read
The Routing Information Service (RIS) is a RIPE NCC project to collect and store Internet routing data. Both BGP updates and RIB dumps are collected and stored. The data is then made available to the Internet community for troubleshooting and research.
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
This is the second part of a compilation of IPv6 measurements produced by various organisations and individuals, including links to their measurements, explanations of their methods and the results of their studies.
• 4 min read
This article outlines some of the refinements made to the Abuse Finder tool based on community feedback. It also explains the heuristics of the tool.
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
• 4 min read
As a follow-up to the article IPv6 RIPEness of LIRs, we did more analysis based on LIR signup year, size and the industry sector that the LIR operates in.
• 1 min read
This graph shows TCP queries coming to K-root during 4 hours on 3 June 2010.
• 15 min read
This article is an attempt to collect and present up-to-date information on the IPv6-readiness of Customer Premises Equipment (CPE) from various vendors. This is an ongoing project, and we are currently seeking feedback from as many vendors as possible.
• 3 min read
During the last RIPE Meeting, discussions took place around Resource Public Key Infrastructure (RPKI) in association with routing. To give you an idea how an Internet Routing Registry generated from RPKI repositories may look like, we published a prototype of a RIPE Database instance that will serv…
