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RTT to New Delhi K-Root Instance from Atlas Probes

Connectivity to the K-Root Instance in Delhi

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Emile Aben

3 min read

As a follow-up to the previous article and prompted by a question in the mailing list, we looked into connectivity of one particular instance of K-root: the one located in Delhi. India.

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VisualK interface

VisualK – Monitoring K-root in Near Real Time

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Claudio Squarcella

6 min read

VisualK is a new tool that allows to visualise the evolution of the service provided by the K-root name server. It can be used to monitor the status of K-root in near real-time.

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2
IPv4 Address Space Growth per Country

IPv4 Address Space Growth per Country

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Emile Aben

5 min read

With the depletion of the IPv4 free pool in the APNIC region and the imminent IPv4 free pool run out in the RIPE NCC's service region, it is interesting to look at IPv4 allocation rates per country to see where free pool run out has and will have the most consequences, in terms of curtailing growth…

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IPv4 Allocation Statistics for 2011

IPv4 Allocation Statistics for 2011

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Mirjam Kühne

4 min read

2011 was an interesting year for IPv4. But did we see a big run on the remaining IPv4 address space? See some statistics and analysis below.

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ExaBGP - From BGP Route Injector to BGP Engine

ExaBGP - From BGP Route Injector to BGP Engine

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Thomas Mangin

3 min read

ExaBGP is an application providing engineers with a way to control BGP from servers. The program allows the injection, and reception, of arbitrary routes into a network, including IPv6 and FlowSpec. It is designed to be flexible and give its users the flexibility a normal BGP router cannot.

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RIPE Atlas & Anycast Instance Switches

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Daniel Karrenberg

6 min read

RIPE Atlas can now test packet flows from more than 1000 vantage points on the Internet. We took a quick look at anycast traffic to DNS root name servers. There is a lot of interesting signal in this data.

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One Day in the Life of RPKI

One Day in the Life of RPKI

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Matthias Wählisch

6 min read

In this article, we report about a one-day measurement of the RPKI and BGP infrastructure.

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128.0.0.0/16 As Seen by RIPE Atlas

128.0.0.0/16 As Seen by RIPE Atlas

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Daniel Karrenberg

4 min read

RIPE Atlas provides a view of 128.0.0.0/16 from the data plane. Can packets actually get there and back? Please find the results in this article.

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The Curious Case of 128.0/16

The Curious Case of 128.0/16

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Emile Aben

5 min read

The prefix 128.0/16 is filtered in Juniper devices up to and including JUNOS software version 11.1. We looked at three ways to get a rough estimate on how much filtering of 128.0/16 is going on on the Internet.

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