RIPE NCC

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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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Introducing the RIPE Forum

Introducing the RIPE Forum

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

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?

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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10,000 LIRs with IPv6 Resources

10,000 LIRs with IPv6 Resources

Nathalie Trenaman

6 min read

This week, the RIPE NCC saw a milestone as the 10,000th Local Internet Registry (LIR) received IPv6 addresses. The first block of IPv6 addresses was allocated from IANA to the RIPE NCC in 1999, so we have been distributing IPv6 addresses for 17 years. In those years we have seen interesting poli…

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RIPE NCC Members and Multiple LIR Accounts

RIPE NCC Members and Multiple LIR Accounts

Laura Cobley

7 min read

The RIPE NCC membership has raised concerns regarding members setting up additional Local Internet Registry (LIR) accounts. The RIPE NCC Executive Board is now asking the RIPE NCC membership to discuss this. The article below provides some background information, data and statistics for the discuss…

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The Revamped RIPE Atlas Website

The Revamped RIPE Atlas Website

Suzanne Taylor

5 min read

RIPE Atlas has been in operation for more than five years now, and its network of probes and users has grown tremendously in that time. We’ve also added anchors, sponsors and ambassadors to the system, developed a huge array of new tools, visualisations and features, and RIPE Atlas data is now bein…

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