Measurements and Statistics

RIPE Atlas Time Travel Is Here

Suzanne Taylor

• 25 Sep 2015

• 5 min read

RIPE Atlas users can now travel back in time to access all of the historical data collected by RIPE Atlas. This data is now visualised with the new "time travel" feature, available for both Internet maps and measurement results. Here we explain how to make the most of this new feature to visualise …

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Looking at France-IX with RIPE Atlas and RIS

Emile Aben

• 24 Sep 2015

• 8 min read

This article describes our recent collaborations with France-IX on collecting data plane and control plane Internet data with RIPE Atlas and the RIPE NCC's Routing Information Service (RIS).

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New RIPE Atlas Tool: LatencyMON

Massimo Candela

• 23 Sep 2015

• 8 min read

LatencyMON is a new RIPE Atlas web application that you can use to easily visualise and compare multiple latency trends collected by groups of RIPE Atlas probes.

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Mapping the Internet Infrastructure in Serbia

Andrej Petrovski

• 22 Sep 2015

• 13 min read

Through empirical research, SHARE Foundation created a map of the Internet in Serbia and analysed the implications network structure could have on Internet filtering. By visualising and analysing the structure and topology of individual Internet Service Providers in Serbia, we tried to determine ho…

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Checking your Internet Connectivity with RIPE Atlas Anchors

Stéphane Bortzmeyer

• 14 Sep 2015

• 7 min read

If you monitor your external Internet connectivity, you may wonder which machine is the best to ping. Hesitate no more - you can use RIPE Atlas anchors as landmarks.

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Has the Routability of Longer-than-/24 Prefixes Changed?

Emile Aben

• 11 Sep 2015

• 6 min read

In October 2014 we started announcing a few longer-than-/24 prefixes and determined they were not very visible according to the Routing Information Service (RIS) and RIPE Atlas measurements. Now, almost a year later, we revisit this.

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Visualising DNS Issues with DNSMON

Massimo Candela

• 4 Sep 2015

• 4 min read

This article is a summary of an academic paper, Visualization and Monitoring for the Identification and Analysis of DNS Issues, that was presented at the Tenth International Conference on Internet Monitoring and Protection in Brussels in June 2015.

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The Internet in North Korea - Hanging by a Single Thread?

Emile Aben

• 26 Aug 2015

• 13 min read

North Korea is one of the most secluded countries in the world, but it is nonetheless connected to the Internet. We investigate North Korea's Internet connectivity in light of recent outages and discuss the fragile nature of its setup.

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Is It Really Worth Peering at IXPs? A Comparative Study

roberto di lallo

• 3 Aug 2015

• 15 min read

We investigated the role IXPs play in the Italian Internet ecosystem. Do peerings at IXPs have a positive effect on key performance indicators such as latency, hop count, packet loss and jitter? Do they reduce the number of out-of-country ISPs traversed by traffic between users located in Italy and…

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Analysing the K-root Anycast Infrastructure

JH Kuipers

• 27 Jul 2015

• 4 min read

Anycast is used by most of the DNS root-servers and other services like Cloudflare. It provides localisation and scaling benefits to clients using the anycasted service. An anycast service uses one IP for several instances of the same service. The routing system is then responsible for directing a …

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