RIPE NCC

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Bugfixing IPv6 Deployment Statistics

Bugfixing IPv6 Deployment Statistics

Emile Aben

4 min read

We found a bug in a dataset that we've been producing for years.

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What we Learned Setting up NLNOG

What we Learned Setting up NLNOG

Job Snijders

6 min read

Over the past few years, many new local Network Operator Groups (NOGs) have been set up, each of them defined by their own unique characteristics. We wanted to share some of our experiences from setting up the Netherlands Network Operator Group (NLNOG).

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15,000 Local Internet Registries

15,000 Local Internet Registries

Rene Wilhelm

8 min read

On 28 December 2016, about 90 days before its 25th anniversary, the RIPE NCC reached the milestone of serving 15,000 active Local Internet Registries (LIRs). In this article we look at trends observed in the membership in the last few years. We also assess the remaining lifetime of the last bit of…

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The RIPE NCC Academy - Two Years Later

The RIPE NCC Academy - Two Years Later

Pedro da Silva Vaz

4 min read

Two years ago we released the RIPE NCC Academy - an online training service. Now we've launched the third training module: the Local Internet Registry (LIR) course.

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Another Look at RIPE Atlas Probe Lifetimes

Another Look at RIPE Atlas Probe Lifetimes

Rene Wilhelm

16 min read

We take another, more detailed look at probe lifetimes and the dynamics of probes connecting and disconnecting from the RIPE Atlas infrastructure to try to understand how to keep the network growing in the long term.

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Operator Level DNS Hijacking

Operator Level DNS Hijacking

Babak Farrokhi

3 min read

Following my recent research on DNS hijacking and the cases I have personally observed, I wondered whether this is a common practice among the operators. With the help of RIPE Atlas, I started to think of a solution to figure out whether such practice is widespread in other areas of the world.

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Securing Network Infrastructure for DNS Servers

Securing Network Infrastructure for DNS Servers

Ramtin Kiaei

15 min read

In this article, I'm showing how we can mitigate DNS attacks by implementing a stateless firewall filter at the aggregation or edge router.

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Reducing the BGP Table Size - A Fairy Tale

Reducing the BGP Table Size - A Fairy Tale

George Michaelson

11 min read

The issue of the relative sizes of the IPv4 and IPv6 Internet in BGP came up during discussion at the APNIC/APRICOT meeting held in Auckland, New Zealand earlier this year.

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RIPE Atlas Interface Hackathon Results

RIPE Atlas Interface Hackathon Results

Vesna Manojlovic

6 min read

The third RIPE Atlas hackathon took place in Copenhagen the weekend before RIPE 72. In this article, we share the details about the hackathon and a preview of the fourth hackathon.

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A Visual Impression of Probe Lifetimes

A Visual Impression of Probe Lifetimes

Philip Homburg

3 min read

For a while now, the number of active RIPE Atlas probes has hovered around the 9,400 mark. This means that new probes are being connected at a fast enough rate to replace failing probes, but not enough to grow the network. At the same time, the version 3 probes have problems with their USB sticks. …

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