Network Operations

IPv4 in the RIPE NCC Service Region - Three Years After Reaching the Last /8

Rene Wilhelm

• 8 Oct 2015

• 8 min read

In September 2012 the RIPE NCC reached its last /8 of available IPv4 addresses. This activated a new phase in the RIPE IPv4 policies, with each LIR now eligible to receive one final /22 allocation. In this article we look at developments in IPv4 allocations and remaining addresses at the RIPE NCC i…

ipv4
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Real-time BGP Monitoring with Isolario and BGPlay

Alessandro Improta

• 5 Oct 2015

• 5 min read

The Isolario project introduces a new concept of Route Collectors to devise real-time services and attract new BGP data sources. Thanks to the integration of BGPlay, the project provides new interesting troubleshooting tools to monitor BGP routes in real-time.

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A Tale of BGP Collectors and Customer Cones

Emile Aben

• 5 Oct 2015

• 11 min read

When operators and researchers use data from BGP route collectors such as RIS and Route Views, it's not easy to tell if a path announced to a collector is an ISP's customer cone, an internal route, or one learned from peering or transit. In this post we look at what information we can currently get…

routing
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Iran and K-root: The Rest of the Story

Emile Aben

• 30 Sep 2015

• 11 min read

Dyn Research published an article on K-root recently. Here we would like to augment the picture with data from RIPE Atlas in order to provide a more complete picture of the effect of the K-root node in Iran.

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Real-time BGP Visualisation with BGPlay

Massimo Candela

• 30 Sep 2015

• 6 min read

Please read about this new milestone release of the popular BGPlay web application. It can now receive BGP messages using WebSocket and update the visualisation on the fly.

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IPv6 on the March

Mirjam Kühne

• 25 Sep 2015

• 3 min read

Tony Smith from APNIC is looking at the increase in IPv6 deployment now ARIN depleted their free pool of IPv4 addresses.

ipv6

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Looking at France-IX with RIPE Atlas and RIS

Emile Aben

• 24 Sep 2015

• 8 min read

This article describes our recent collaborations with France-IX on collecting data plane and control plane Internet data with RIPE Atlas and the RIPE NCC's Routing Information Service (RIS).

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Mapping the Internet Infrastructure in Serbia

Andrej Petrovski

• 22 Sep 2015

• 13 min read

Through empirical research, SHARE Foundation created a map of the Internet in Serbia and analysed the implications network structure could have on Internet filtering. By visualising and analysing the structure and topology of individual Internet Service Providers in Serbia, we tried to determine ho…

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Checking your Internet Connectivity with RIPE Atlas Anchors

Stéphane Bortzmeyer

• 14 Sep 2015

• 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.

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Has the Routability of Longer-than-/24 Prefixes Changed?

Emile Aben

• 11 Sep 2015

• 6 min read

In October 2014 we started announcing a few longer-than-/24 prefixes and determined they were not very visible according to the Routing Information Service (RIS) and RIPE Atlas measurements. Now, almost a year later, we revisit this.

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