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Help to Understand Secure Email Around the Globe

Help to Understand Secure Email Around the Globe

Mirjam Kühne

3 min read

Olamide Omolola and Tobias Fiebig are studying the degree to which email systems are configured securely. And they need your help: they want to receive emails from as many different mail providers around the world as possible.

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Route Flap Damping in the Wild?!

Route Flap Damping in the Wild?!

Clemens Mosig

9 min read

BGP Route Flap Damping (RFD) and its use has been a controversial topic in the past. Recommendations have been revised multiple times over the past two decades and still differ from vendor default values. In this article we dive into how we measured Route Flap Damping in the real-world, uncover whi…

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What Can the DNS Tell Us About the Effect of Working From Home on the Internet?

What Can the DNS Tell Us About the Effect of Working From Home on the Internet?

João Luis Silva Damas

10 min read

Looking at the DNS, it appears that working from home is largely over for most parts of the world.

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Managing the Trust Anchor of the DNS against Adversity

Managing the Trust Anchor of the DNS against Adversity

Mirjam Kühne

7 min read

Kim Davies, President of PTI and Vice President of IANA Services for ICANN describes recent and new challenges when managing the DNS trust anchor.

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IPv6 Adoption Statistics: a Comparison of Different Metrics

IPv6 Adoption Statistics: a Comparison of Different Metrics

Rene Wilhelm

13 min read

Following up on earlier research, we're looking at IPv6 adoption statistics provided by various organisations once again. How far do they match, and if not, why not?

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NXNSAttack: Upgrade Resolvers to Stop New Kind of Random Subdomain Attack

NXNSAttack: Upgrade Resolvers to Stop New Kind of Random Subdomain Attack

8 min read

This article describes a newly discovered DNS protocol vulnerability that affects most recursive DNS resolvers. NXNSAttack allows the execution of random subdomain attacks using the DNS delegation mechanism, resulting in a big packet amplification factor.

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The BGP Tuner: Intuitive Anycast Management

The BGP Tuner: Intuitive Anycast Management

Joao M. Ceron

5 min read

DNS operators have very few intelligent real-time tools that enable them to monitor their anycast services, for instance during a DDoS attack. In this post, we describe the challenges associated with measuring anycast services and propose a tool called the BGP Tuner. By using our open-source tool, …

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Your EU Regulation Update: May 2020 Edition

Your EU Regulation Update: May 2020 Edition

Suzanne Taylor

11 min read

This is the fourth in an ongoing series in which we give a brief overview of the most pertinent digital policies currently being proposed, debated and implemented in the European Union.

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RPKI: Past, Present and Future

RPKI: Past, Present and Future

Felipe Victolla Silveira

8 min read

With RPKI experiencing a huge growth in its deployment and becoming a key part in the operations of the Internet, we have been investing a significant amount of resources in making its infrastructure resilient, secure, and highly available. Recent outages have raised concerns about the maturity lev…

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The 1M Day Isn't That Far Away

The 1M Day Isn't That Far Away

Berislav Todorovic

4 min read

In less than two years from now, the number of IPv4 prefixes in the global BGP routing table will hit the one million figure. Should you be worried? Most probably not, but better safe than sorry.

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