Measurements and Statistics

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Ensuring Registry Data Quality

Ensuring Registry Data Quality

Xavier Le Bris

6 min read

In order to ensure accurate and up to date registration data, the RIPE NCC started the Registry Data Quality project in 2009. The article below describes this activity and the problems we found and how we fixed them.

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Caidagram: Visualising Geographically Annotated Internet Measurements

Caidagram: Visualising Geographically Annotated Internet Measurements

Claudio Squarcella

6 min read

Caidagram is a tool developed at CAIDA (the Cooperative Association for Internet Data Analysis). It allows the user to visualise geographically-based measurements about the Internet, focusing on trends and variations over time.

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RIPEstat Live Demo #2

RIPEstat Live Demo #2

Mirjam Kühne

4 min read

This article summarises the second RIPEstat demo session that took place today, 22 February 2011.

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First Impressions of Pollution in Two RIPE NCC Darknets

First Impressions of Pollution in Two RIPE NCC Darknets

Manish Karir

9 min read

We partnered with several Regional Internet Registries (RIRs), including the RIPE NCC, to examine what traffic is going to unallocated IP address ranges. In this particular case, we looked at traffic going to 5/8 and 37/8.

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Three Case Studies on the Egyptian Disconnection

Three Case Studies on the Egyptian Disconnection

Claudio Squarcella

5 min read

Roma Tre University presents three analyses related to the recent events in Egypt, proving interesting behavior in relation to the observed disconnection. We use tools like BGPlay and iBGPlay, developed for the visualisation of BGP dynamics.

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RIPE NCC LIR Locator

RIPE NCC LIR Locator

Kaveh Ranjbar

6 min read

The LIR Locator tool has been updated. It now contains a number of new options and features, including information about Local Internet Registries (LIR) with 4-star IPv6 RIPEness. The tool is mostly targeted to the members of the RIPE NCC, but also contains a public map accessible to everyone.

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New RIPE NCC Address Statistics Reports

New RIPE NCC Address Statistics Reports

Mirjam Kühne

2 min read

How do we know which addresses are still unallocated or unassigned? Find below a proposal to include unallocated address space in the statistics files the Regional Internet Registries publish daily.

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