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DNS Censorship (DNS Lies) As Seen By RIPE Atlas

DNS Censorship (DNS Lies) As Seen By RIPE Atlas

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Stéphane Bortzmeyer

23 min read

More and more governments, authorities and courts are requesting censorship of Internet content. It is often done via a lying DNS resolver. Can we use RIPE Atlas probes to see it, and how?

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6
DomainMON Matrix

RIPE Atlas: DomainMON is Here

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Suzanne Taylor

5 min read

A few weeks ago we gave you a heads up about a new visualisation tool in RIPE Atlas called DomainMON, and we're pleased to announce that this is now available for all RIPE Atlas users with available credits.

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2
Examining IPv6 Performance

Examining IPv6 Performance

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Geoff Huston

17 min read

Every so often I hear the claim that some service or other does not support IPv6 not because of some technical issue, or some cost or business issue, but simply because the service operator is of the view that IPv6 offers an inferior level service as compared to IPv4, and by offering the service ov…

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Processing RIPE Atlas and RIPEstat Data with Hadoop

Processing RIPE Atlas and RIPEstat Data with Hadoop

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Paul de Weerd

4 min read

The RIPE Routing Information Service (RIS) and RIPE Atlas produce large amounts of data that needs to be processed, stored and made available to the public. We've been using Hadoop for some time now. In this article we look at the design of the infrastructure we currently have in place and describe…

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Implementing DANE for RIPE NCC Websites

Implementing DANE for RIPE NCC Websites

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Mihnea-Costin Grigore

4 min read

In September of this year, we activated DNS-based Authentication of Named Entities (DANE) for our main web services, including www.ripe.net, the LIR Portal, RIPE Atlas and RIPE Labs.

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9
Lost Stars - Why Operators Switch off IPv6

Lost Stars - Why Operators Switch off IPv6

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Nathalie Trenaman

4 min read

One of the measurements that we have been running for a long time is IPv6 RIPEness, where we measure the IPv6 activity of our members. We award our members with stars if they (for example) announce their IPv6 allocation in the global routing table.

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2
Does the Internet Route Around Damage? A Case Study Using RIPE Atlas

Does the Internet Route Around Damage? A Case Study Using RIPE Atlas

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Emile Aben

11 min read

The Internet has a robust infrastructure that was designed to route around damage. But how well does it do this? We use RIPE Atlas to look at how large-scale disruptions in the Internet's core infrastructure affect end-to-end connectivity on the Internet.

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Impact of K-root Expansion as Seen by RIPE Atlas

Impact of K-root Expansion as Seen by RIPE Atlas

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Rene Wilhelm

12 min read

In the course of 2015 we have expanded the K-root anycast cluster with 17 hosted servers in 15 new cities. We look at RIPE Atlas to see what impact this had on performance on both global and regional scales.

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Update on K-root Expansion

Update on K-root Expansion

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Romeo Zwart

6 min read

In April this year we announced that K-root would open up for expansion to new locations. Since then we have added 17 additional K-root hosted nodes. Now is a good point in the expansion of K-root for us to provide a short update.

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DNSSEC Algorithm Roll-over

DNSSEC Algorithm Roll-over

8 min read

Rolling over the algorithm (usually to a stronger variant) used to sign a DNS zone isn't as easy as regular key roll-overs. This is because some DNSSEC validators are less forgiving than others, and fail validation unless the right combination of keys and signatures is present in a zone. This ar…

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