Measurements and Statistics

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A Look at DNS Priming Queries to K-root

Emile Aben

In this article we take a look at DNS priming queries arriving during the deployment of a DNSSEC signed zone at the DNS root servers. We are specifically looking for potential problems as a result of this deployment.

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IPv4 Address Allocation Rates

Robert Kisteleki

On 30 January 2010 the RIR system reached a small milestone: on this day APNIC has surpassed the RIPE NCC in terms of total allocated/assigned IPv4 address space, as seen in the RIR stats files. On this occasion we decided to look a bit into how IPv4 allocation/assignment rates changed over the las…

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Members and Their Number Resources

Daniel Karrenberg

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.

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RIPE NCC Membership Growth

Daniel Karrenberg

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

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Measuring DNS Transfer Sizes - First Results

Daniel Karrenberg

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…

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2009 - The year before IPv6 took off?

Emile Aben

We've done some measurements that show encouraging results.

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REX Supports IPv6

Daniel Karrenberg

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

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