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When the Internet Goes Down: Tracking Edge Outages at Scale

When the Internet Goes Down: Tracking Edge Outages at Scale

Philipp Richter

8 min read

Uninterrupted availability of the Internet has become increasingly critical these days, not just for end users but also for service providers who need to meet Service Level Agreements (SLAs). Yet, outages affecting end-user connectivity are widespread, whether they be unintentional fibre cuts, natu…

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Multi-level MDA-Lite Paris Traceroute

Multi-level MDA-Lite Paris Traceroute

8 min read

On-path load balancing can send traffic across many potential paths, which typical traceroute usage will not fully capture. We are working on algorithms for a more complete traceroute across load-balanced paths, and we are interested in deployment on RIPE Atlas. We'd like your feedback.

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IMC 2018 Liveblog

IMC 2018 Liveblog

Gergana Petrova

16 min read

The Internet Measurement Conference (IMC) is an annual conference focusing on Internet measurement and analysis. The 17th edition is taking place from 31 October to 2 November 2018 in Boston. RIPE NCC staff at the event will be live blogging key moments. See this page for regular updates on the iss…

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RIOT in Amsterdam

RIOT in Amsterdam

Martine Sophie Lenders

14 min read

The RIOT Summit is the yearly get-together of the community around the RIOT operating system for the Internet of Things (IoT). It aims at bringing together RIOTers, beginners and experts, as well as people interested in the IoT in general. We also welcome decision makers who plan to deploy RIOT in …

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Gunfight at OK Corral: MPLS vs. Probing

Gunfight at OK Corral: MPLS vs. Probing

Benoit Donnet

10 min read

In this article, we investigate the various relationships between MPLS tunnels and standard probing techniques (i.e., ping and traceroute). We investigate several possible MPLS configurations and explain how they interact with measurement techniques. We also provide an external link to an online…

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Researchers' first Encounter with the IETF Community: Measuring TCP, HTTP/2 and QUIC

Researchers' first Encounter with the IETF Community: Measuring TCP, HTTP/2 and QUIC

Torsten Zimmermann

6 min read

As Ph.D. students, our typical encounter with the IETF community and their work is by stumbling over RFCs and Internet-Drafts that either relate to or are a fundamental basis for our research. Beyond that, for us, the Internet Engineering Task Force (IETF) has been a vague entity focused on standar…

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Detection of Peering Infrastructure Outages Based on BGP Communities

Detection of Peering Infrastructure Outages Based on BGP Communities

Vasileios Giotsas

8 min read

Networks rely increasingly on Internet Exchange Points (IXPs) and carrier-neutral interconnection facilities that enable dense localised peering connectivity to handle the massive traffic exchange between clients and servers.

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ARTEMIS: Neutralising BGP Hijacking Within a Minute

ARTEMIS: Neutralising BGP Hijacking Within a Minute

Vasileios Kotronis

9 min read

BGP prefix hijacking is a persistent threat against Internet organisations, attributed to a lack of authorisation and authentication mechanisms in the inter-domain routing system. ARTEMIS (Automatic and Real-Time dEtection and MItigation System) is a defence system against BGP prefix hijacking, whi…

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Join the Quantum Internet Hackathon 2018

Join the Quantum Internet Hackathon 2018

Vesna Manojlovic

11 min read

The eighth RIPE NCC hackathon takes on the Quantum Internet! The hackathon will be held during the weekend before RIPE 77 in Amsterdam, and is co-organised by QuTech and TU Delft, along with the RIPE NCC. We're bringing together network operators, quantum networking researchers, students, hackers, …

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