Measurements and Statistics

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Insights from RIPE Atlas Probe Disconnections

Emile Aben

• 16 Oct 2017

• 4 min read

There are all kinds of reasons why RIPE Atlas probes might become disconnected. So, even though we'd like all probes to be connected all the time, disconnects can also tell us a useful story.

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Current Network Connectivity from Puerto Rico

Stephen Strowes

• 5 Oct 2017

• 6 min read

Hurricanes Irma and Maria struck massive damage across the Caribbean this year. In disaster recovery situations, the Internet is critical communications infrastructure. In this article, we look at the observable network effects on Puerto Rico in the aftermath of hurricane Maria.

Hacking with Stroopwafels, Mate and Peppa Pig

Michela Galante

• 4 Oct 2017

• 7 min read

We were invited to take part in the first hackathon organised by LACNIC in Montevideo, Uruguay. In this article I want to share my experience as observer and share the differences that I noticed between this and the hackathons that we have held. We'll also focus on the challenge that we proposed: a…

Celebrating 10,000 Active RIPE Atlas Probes

Alun Davies

• 29 Sep 2017

• 9 min read

In August 2017, just short of seven years after RIPE Atlas was launched, the number of connected RIPE Atlas probes hit 10,000. That’s a lot of probes and it marks a big moment for the RIPE Atlas project.

Introducing RIPE Atlas v3 Anchors

Alun Davies

• 28 Sep 2017

• 4 min read

The wait for the next generation of RIPE Atlas anchors is at an end. The RIPE NCC is ready to start approving applications for the new RIPE Atlas v3 anchors...although at a steady pace to start.

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Measuring your Web Server Reachability with TCP Ping

Rene Wilhelm

• 27 Sep 2017

• 11 min read

HTTP measurements from RIPE Atlas probes are only possible towards RIPE Atlas anchors. However, when it comes to measuring the connectivity and latency of web servers on the network level, an alternative exists, which we call TCP Ping: a traceroute with special options that mimic the TCP handshake …

PoE-ing a RIPE Atlas Probe

Geert Jan de Groot

• 18 Sep 2017

• 1 min read

Read below how I added PoE-capability to RIPE Atlas v3 probes - cheap and easy!

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Evaluation of Hurricane Harvey's Effects on the Internet's Edge

John Heidemann

• 8 Sep 2017

• 8 min read

On August 25, 2017 Hurricane Harvey made landfall in south Texas, causing widespread property damage, displacing more than 30,000 people, and costing more than 45 lives (as of 2017-09-01). We sympathize with those who were hurt by this disaster, and hope for swift recovery for the region. Here we e…