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The RIPE NCC Academy - Two Years Later

The RIPE NCC Academy - Two Years Later

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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

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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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4
Is Your ISP Hijacking Your DNS Traffic?

Operator Level DNS Hijacking

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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

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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

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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

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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

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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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Introducing the RIPE Forum

Introducing the RIPE Forum

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Marco Schmidt

6 min read

The RIPE NCC has developed an additional interface for the RIPE community mailing lists – something that we hope will encourage more interaction and discussion among the RIPE community.

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Improving "Syncupdates" in the RIPE Database

Improving "Syncupdates" in the RIPE Database

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Alex Band

3 min read

Over the last couple of months we've been putting a lot of focus on improving the usability of the RIPE Database web interface. We started with tightly integrating our Single Sign-On system, RIPE NCC Access, into webupdates. This allows users to seamlessly make changes in all of the different RIPE …

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How Pingable are the Pingables?

How Pingable are the Pingables?

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Rene Wilhelm

15 min read

In February 2011 the RIPE NCC implemented the "pingable:" and "ping-hdl:" attributes in the RIPE Database. These attributes were added to the Routing Policy Specification Language by RFC 5943 to allow networks to advertise IP addresses that are reachable and can be used as a target for diagnostic…

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