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Network Operations

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

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The Peculiar Case of NSEC Processing Using Expanded Wildcard Records

The Peculiar Case of NSEC Processing Using Expanded Wildcard Records

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Ralph Dolmans

14 min read

Last week we released a new version of Unbound with a fix for CVE-2017–15105. Unbound, Google public DNS, PowerDNS and Dnsmasq contained a flaw that made it possible to downgrade secure connections.

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A Shrinking Pie? The IPv4 Transfer Market in 2017

A Shrinking Pie? The IPv4 Transfer Market in 2017

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Rene Wilhelm

6 min read

A record number of IPv4 addresses were transferred between LIRs in the RIPE NCC service region in 2017. However, 16 of the largest transfers, amounting to 78% of the total transferred address space, were really about the administrative management of resources between related business units. In term…

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Bringing DNS Security and Privacy to the End User

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Benno Overeinder

9 min read

The DNS is at the core of most interactions on the Internet. Therefore it is essential to ensure proper authentication and encryption of DNS data. There are number of initiatives that can help users in this context.

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Traceroute Haikus

Traceroute Haikus

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Ben Cartwright-Cox

6 min read

Traceroutes are a common network debugging diagnostic tool. They (should) list every router that your packet travels through to get to its final destination. Here is what it looks like from my flat to my website:

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How to Run and Protect an Email Server on IPv6

How to Run and Protect an Email Server on IPv6

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Jan Zorz

2 min read

A new RIPE Best Current Operational Practices document is in the making. Please contribute your expertise!

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IPv6 in Enterprise Client Networks

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Wilhelm Boeddinghaus

8 min read

The transition to IPv6 is well underway. Most service providers have enabled IPv6 and run dual-stack networks offering their services in IPv4 and IPv6. There have been many talks about IPv6 in backbone networks, in residential networks and at peering points.

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RIPE Atlas Architecture - How We Manage Our Probes

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Robert Kisteleki

7 min read

In this article we will give some insights into the overall architecture of the RIPE Atlas network and how we manage secure communication with our probe flock.

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Let's talk about RFC 6980

Let's talk about RFC 6980

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Jacky Hammer

7 min read

Corresponding to my talk at DENOG 9, this article covers the topic of whether different operating systems have correctly implemented RFC 6980.

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