Based in Paris (France)
Articles
Likes on articles
I work at AFNIC (the registry of .fr domain names), in the computer department, on, among other things, DNS, security, technical watch, standardization.
• 3 min read
Around the end of October and beginning of November 2024, twenty six African TLDs had a technical problem - one of their authoritative name servers served stale data. This is a tale of monitoring, anycast, and debugging.
• 8 min read
There have been several calls for Russian Internet networks to be shut down in one way or another and announcements that Russia is going to make such cuts. In this article, Stéphane Bortzmeyer explores the issue from a technical point of view.
• 22 min read
There are several ways to create RIPE Atlas measurements, thanks to its API. Here, we present Blaeu, a set of tools to create one-off measurements, mostly to debug temporary issues.
• 2 min read
On 17 October 2016, a website hosted by the French Ministry of the Interior went offline when a large number of customers of the Internet service provider, Orange, were redirected to the site. The problem occurred after Google, Wikipedia and cloud provider OVH were mistakenly placed on a terrorism …
• 15 min read
This article explains how I use RIPE Atlas probes, the official API and custom scripts to debug network issues.
• 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?
• 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.
• 7 min read
The techniques used by the L-root DNS server are documented in RFC 7108 "A Summary of Various Mechanisms Deployed at L-Root for the Identification of Anycast Nodes". These techniques can be used by the RIPE Atlas probes to find the instance of L-root they are talking to.
• 8 min read
This article is intended to make RIPE Atlas users aware of ethical issues that could arise when using RIPE Atlas. We do not intend to propose any new formal processes or procedures to address the relevant ethical issues, but we do want to encourage members of the RIPE Atlas community to consider th…
Showing 1 article(s)
One can note that such an incident with censorship already happened in Denmark http://www.computerworld.dk/art/214431/koks-hos-dansk-politi-spaerrer-for-8-000-websites Unfortunately, on the Internet, the experience is useless :-(
Showing 61 comment(s)