Authors

Romain Fontugne

Based in Tokyo

5

Articles

16

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About the author

I am the deputy director of IIJ Research Laboratory. The focus of my work is on Internet measurements, data analysis, and routing.

Unlocking the Power of Internet Alarms Correlation and Aggregated Reports

Unlocking the Power of Internet Alarms Correlation and Aggregated Reports

6 min read

In this article, Mohamed presents his Google Summer of Code project that correlates and aggregates alarm data to detect real-world Internet outages. His project integrates data from IHR, GRIP, and IODA, visualising BGP hijacking, delays, and outages for improved real-time monitoring.

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Plug and Plot: Reusable Visualisations for AS-Hegemony Data

Plug and Plot: Reusable Visualisations for AS-Hegemony Data

11 min read

This article presents a set of open-source tools - “reusable visualisations” - that extend the AS hegemony visualisations provided by the Internet Health Report. Users can directly use the online tools or embed the IHR data on their own posts, webpages, or Observable HQ notebooks.

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How Is Russia Connected To The Wider Internet?

How Is Russia Connected To The Wider Internet?

11 min read

Speculation about Russia disconnecting or being disconnected from the wider Internet abounds. In this article, we look at the connectivity of the Russian Internet to the wider Internet and how this evolved around the Russian invasion into Ukraine and sanctions related around that.

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BGP Table Fragmentation: What & Who?

BGP Table Fragmentation: What & Who?

9 min read

BGP routing table growth is one of the major Internet scaling issues, and prefix deaggregation is thought to be a major contributor to table growth. In this work we quantify the fragmentation of the routing table by the type of IP prefix. We observe that the proportion of deaggregated prefixes has …

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