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6th Anniversary of the World IPv6 Day

6th Anniversary of the World IPv6 Day

Nathalie Trenaman

4 min read

Time flies, especially when you are having fun. This week, we are celebrating the 6th anniversary of the World IPv6 Day in 2011, which was held on the 8th of June.

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Investigating the Status of Reverse DNS

Investigating the Status of Reverse DNS

Sofía Silva Berenguer

4 min read

On 20 and 21 April 2017, the RIPE NCC organised a DNS Measurements Hackathon in Amsterdam. I thought I would be the only one curious about reverse DNS delegations, so, to avoid being disappointed, I convinced myself that the best I could expect was to work on something I could recycle later and use…

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Anycast Latency: How Many Sites are Enough?

Anycast Latency: How Many Sites are Enough?

JH Kuipers

4 min read

IP anycast is a popular way to scale up and distribute services across the Internet, with the aim of getting closer to end users. Using anycast, the IP address of a service is available in multiple places on the Internet — so-called anycast instances or sites — and Internet routing defines which in…

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BGP Table Fragmentation: What & Who?

BGP Table Fragmentation: What & Who?

Julien Gamba

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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Do You Have DNSSEC Validation Enabled?

Do You Have DNSSEC Validation Enabled?

Mirjam Kühne

7 min read

Please read this guest post by Matt Larson, Vice President of Research in the Office of the CTO at ICANN: In July 2010, the Domain Name System root zone was signed with DNSSEC.

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IPv6 Support for Governments Programme

IPv6 Support for Governments Programme

Arne Kießling

4 min read

We have developed a new programme to help governments with their IPv6 allocation requests. This article explains the kind of support on offer and why we think it’s needed.

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Results of the DNS Measurements Hackathon

Results of the DNS Measurements Hackathon

Vesna Manojlovic

11 min read

Reporting from the hackathon is difficult: the spirit of the event lies in direct participation and shared experiences. In this article, we celebrate the achievements of the fifth RIPE NCC hackathon, document and promote results, and create a memento for participants.

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Turning on Anycast on B-Root

Turning on Anycast on B-Root

Giovane Moura

6 min read

The B-root operators have announced that they would enable IP anycast on 1 May 2017 [1]. In this article, we show how that change has been perceived by the RIPE Atlas probes, and if there were any transient effects of this change.

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 RIPE NCC Technical Services 2017 - Part Two: Focus on DNS

RIPE NCC Technical Services 2017 - Part Two: Focus on DNS

Kaveh Ranjbar

8 min read

This is the second part of the technical services update. In this article we're focusing on our DNS services: providing reverse DNS; providing secondary services for ccTLDs; and maintaining K-root.

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25 Years of RIPE NCC Membership Development

25 Years of RIPE NCC Membership Development

Rene Wilhelm

11 min read

As the RIPE NCC turns 25 years old, we look back at the historic membership growth and distribution of Internet number resources.

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