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Trufflehunter: A New Tool to Sniff Out DNS Usage

Trufflehunter: A New Tool to Sniff Out DNS Usage

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Audrey Randall

4 min read

Measuring domain usage on centralised public DNS resolvers can be very useful, but it's also pretty hard to do. Trufflehunter is a new open source tool that puts snooping techniques to good use in order to accurately estimate the popularity of domains.

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Live Blogging from FOSDEM2021

Live Blogging from FOSDEM2021

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Vesna Manojlovic

21 min read

FOSDEM is the largest European Free and Open Source Software developers conference. During the first weekend of February, thousands of volunteers flock to Brussels... but in 2021, as any other event, it has gone virtual. I am participating and want to share my impressions with the RIPE community in…

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Remote Chaos Experience 2020

Remote Chaos Experience 2020

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Vesna Manojlovic

4 min read

There is a substantial overlap between RIPE and CCC communities. In this post, I highlight talks from the most recent event that might be inspirational and useful to our readers.

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RIPE NCC Internet Country Report: Gulf Region

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Suzanne Taylor

4 min read

We examine the Internet landscape in eight different countries in the Gulf region as the next in our series of RIPE NCC Internet Country Reports.

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Mapping Concentrations of Device Vendors in IXPs

Mapping Concentrations of Device Vendors in IXPs

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Joao M. Ceron

7 min read

Internet exchange points (IXPs) are among the most popular ways for Internet service providers (ISPs) and content distribution networks (CDNs) to exchange traffic. This article gives an analysis of the distribution of vendors chosen by IXP members to connect to IXPs.

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DNSSEC: The Long and Bumpy Road of Algorithm Deployment

DNSSEC: The Long and Bumpy Road of Algorithm Deployment

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Moritz Müller

7 min read

As cryptographic analysis and related technologies advance, the signing algorithms at the heart of DNSSEC have to keep up. Moritz Müller and colleagues take a look at barriers on the road to more secure algorithms and discuss ways to make the journey faster.

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How Centralised is DNS Traffic Becoming?

How Centralised is DNS Traffic Becoming?

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Giovane Moura

14 min read

There have been growing concerns over the last few years about the excessive concentration of control over the Internet's markets and infrastructure — what is commonly referred to as Internet centralisation. In this article, Giovane Moura talks about how he and his colleagues have been measuring ce…

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Inferring the Deployment of Inbound Source Address Validation Using DNS Resolvers

Inferring the Deployment of Inbound Source Address Validation Using DNS Resolvers

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Yevheniya Nosyk

6 min read

Source Address Validation (SAV) is the best current practice (BCP 38/RFC 2827) aimed at filtering packets based on source IP addresses at the network edge. In this article, we show how to identify networks that do not deploy SAV for incoming traffic.

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Journeying into XDP Part 1: Augmenting DNS

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Tom Carpay

16 min read

In this post, we at NLnet Labs look at how eXpress Data Path (XDP) can augment existing DNS software. We share our experiences of implementing Response Rate Limiting in XDP.

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The Lockdown Effect - Implications of the COVID-19 Pandemic on Internet Traffic

The Lockdown Effect - Implications of the COVID-19 Pandemic on Internet Traffic

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Oliver Gasser

10 min read

Oliver Gasser and his colleagues have been investigating the impact of COVID-19 on Internet traffic as seen from a variety of vantage points. Here's an overview of their findings.

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