Network Operations

Tags: dns routing security rpki ipv4 ipv6 transfers bgp peering internet infrastructure ntp

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Address Assignment Practices in IPv4 and IPv6

Address Assignment Practices in IPv4 and IPv6

Stephen Strowes

11 min read

In prior work, we've studied IPv4 allocation patterns in domestic ISPs. Time has passed, and IPv6 adoption has continued, so in this article we review our current observations on IPv4 and IPv6 assignment practices.

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Our First Glance at the Uganda Internet Shutdown

Our First Glance at the Uganda Internet Shutdown

Vesna Manojlovic

3 min read

Reports indicate that the Ugandan government initiated a shutdown of the country's Internet yesterday evening. Here's a look at what we're seeing based on data available from our Routing Information Service (RIS) and RIPE Atlas.

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Moving RPKI Beyond Routing Security

Moving RPKI Beyond Routing Security

Tim Bruijnzeels

6 min read

Resource Tagged Attestations, or RTAs, are a new type of RPKI object that is being proposed by authors from APNIC and NLnet Labs in the IETF. They allow any arbitrary file to be signed ‘with resources’ by one or more parties.

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The Human Face of Cybersecurity

The Human Face of Cybersecurity

Youth IGF

4 min read

The Youth IGF is a global movement of young activists, up to the age of 35, who operate as a multi-stakeholder network to lead projects aimed at tackling a wide range of Internet governance issues. In this article, Yuliya Morenets gives an overview of the Youth IGF's recent report on the human face…

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RIPE NCC Internet Country Report: Gulf Region

RIPE NCC Internet Country Report: Gulf Region

Suzanne Taylor

4 min read

We examine the Internet landscape in eight different countries in the Gulf region as the next in our series of RIPE NCC Internet Country Reports.

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Mapping Concentrations of Device Vendors in IXPs

Mapping Concentrations of Device Vendors in IXPs

Joao M. Ceron

7 min read

Internet exchange points (IXPs) are among the most popular ways for Internet service providers (ISPs) and content distribution networks (CDNs) to exchange traffic. This article gives an analysis of the distribution of vendors chosen by IXP members to connect to IXPs.

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DNSSEC: The Long and Bumpy Road of Algorithm Deployment

DNSSEC: The Long and Bumpy Road of Algorithm Deployment

Moritz Müller

7 min read

As cryptographic analysis and related technologies advance, the signing algorithms at the heart of DNSSEC have to keep up. Moritz Müller and colleagues take a look at barriers on the road to more secure algorithms and discuss ways to make the journey faster.

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Introducing JDR: Explore, Inspect and Troubleshoot the RPKI

Introducing JDR: Explore, Inspect and Troubleshoot the RPKI

Luuk Hendriks

6 min read

NLnet Labs recently launched their first version of JDR, a tool for checking anything in the RPKI. While not yet 100% feature complete, JDR offers useful insights to operators and implementors. In this article, Luuk Hendriks talks about the mechanics and goals of the tool and calls for feedback to …

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RPKI ROV: About Stale RTR Servers and How to Monitor Them

RPKI ROV: About Stale RTR Servers and How to Monitor Them

Lukas Tribus

5 min read

Many network operators have completed the rollout of RPKI Route Origin Validation and others are in the process of doing so. In this post I want to shed some light on a common misconception, the problem it causes, and how to remedy it.

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How Centralised is DNS Traffic Becoming?

How Centralised is DNS Traffic Becoming?

Giovane Moura

14 min read

There have been growing concerns over the last few years about the excessive concentration of control over the Internet's markets and infrastructure — what is commonly referred to as Internet centralisation. In this article, Giovane Moura talks about how he and his colleagues have been measuring ce…

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