Measurements and Statistics

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Members and Their Number Resources

Daniel Karrenberg

• 17 Feb 2010

• 2 min read

In the previous article we looked at membership growth over the years. In this article we will see how RIPE NCC Internet number resources are distributed among the membership, as of 1 January 2010.

RIPE NCC Membership Growth

Daniel Karrenberg

• 10 Feb 2010

• 4 min read

With the year 2009 behind us, here is a quick look at some RIPE NCC membership demographics.

statistics

Measuring DNS Transfer Sizes - First Results

Daniel Karrenberg

• 4 Feb 2010

• 9 min read

Here are the first results of our DNS transfer size measurements. We are interested to determine any possible problems for users of K-root once it starts giving DNSSEC responses to resolvers that request them. DNSSEC responses are significantly larger than current responses. We are interested to le…

Pollution in 1/8

Franz Schwarzinger

• 3 Feb 2010

• 7 min read

The recent allocation of the 1.0.0.0/8 and 27.0.0.0/8 not only triggered a lot of media attention due to IPv4 exhaustion exceeding the 90% mark, it also sparked the curiosity of many technical folks.

Updated Reply-Size Tester

Anand Buddhdev

• 29 Jan 2010

• 2 min read

A new version of the reply-size tester tool is available now, incorporating feedback received since its first release.

dns
tools

2009 - The year before IPv6 took off?

Emile Aben

• 22 Jan 2010

• 3 min read

We've done some measurements that show encouraging results.

REX Supports IPv6

Daniel Karrenberg

• 22 Jan 2010

• 3 min read

REX has been supporting queries on IPv6 addresses for a couple of weeks already. Some inquisitive users have already found out.

Testing your Resolver for DNS Reply Size Issues

Anand Buddhdev

• 21 Dec 2009

• 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.

dns
tools

IPv6 Measurements - A Compilation

Mirjam Kühne

• 9 Dec 2009

• 14 min read

This is the first part of the IPv6 measurements compilation - a list of IPv6 measurements conducted by various individuals and organisations.

IPv6 Monitor - An Interview with Alain Durand

Mirjam Kühne

• 8 Dec 2009

• 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 ).

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