Measurements and Statistics

Tags: measurements atlas ripestat tools geolocation ris statistics use case outages guides internet attacks

All articles

6to4 - Why is it so Bad?

6to4 - Why is it so Bad?

Emile Aben

8 min read

In a previous article we measured that a large percentage of 6to4 connections fail. In this article we show our attempts to find out why these connections fail.

Article tags:

0 You have liked this article 0 times.
3
New and Improved RIPE Registry Global Resource Service

New and Improved RIPE Registry Global Resource Service

Paul Palse

7 min read

We have redesigned and improved the way we mirror other databases. We now have a method of translating the operational data from other registries (for instance from other Regional Internet Registries or the RADb) into the RIPE Database structure.

Article tags:

4 You have liked this article 0 times.
2
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.

Article tags:

0 You have liked this article 0 times.
0
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.

Article tags:

0 You have liked this article 0 times.
0
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.

Article tags:

0 You have liked this article 0 times.
0
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.

Article tags:

1 You have liked this article 0 times.
3
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.

Article tags:

0 You have liked this article 0 times.
2
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.

Article tags:

0 You have liked this article 0 times.
0
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.

Article tags:

0 You have liked this article 0 times.
6

Showing 825 article(s)

Previous
1 ... 70 71 72 73 74 ... 83
Next