Network Operations

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Reverse DNS Delegations

Emile Aben

• 23 Jun 2010

• 1 min read

This dataset consists of a daily snapshot of the reverse zones (in-addr.arpa and ip6.arpa) as published by the RIRs on their public FTP servers in the /pub/zones/ directory. The RIRs use this data operationally. The zones under in-addr.arpa and ip6.arpa are assembled from these files.

IPv6 Measurements - A Compilation (Part2)

Mirjam Kühne

• 22 Jun 2010

• 5 min read

This is the second part of a compilation of IPv6 measurements produced by various organisations and individuals, including links to their measurements, explanations of their methods and the results of their studies.

Updated Heuristics for the Abuse Finder Service

Paul Palse

• 10 Jun 2010

• 4 min read

This article outlines some of the refinements made to the Abuse Finder tool based on community feedback. It also explains the heuristics of the tool.

IPv6 RIPEness - the Sequel

Emile Aben

• 9 Jun 2010

• 4 min read

As a follow-up to the article IPv6 RIPEness of LIRs, we did more analysis based on LIR signup year, size and the industry sector that the LIR operates in.

Interesting Graph - TCP Queries on K-root

Anand Buddhdev

• 4 Jun 2010

• 1 min read

This graph shows TCP queries coming to K-root during 4 hours on 3 June 2010.

IPv6 CPE Survey

Marco Hogewoning

• 2 Jun 2010

• 15 min read

This article is an attempt to collect and present up-to-date information on the IPv6-readiness of Customer Premises Equipment (CPE) from various vendors. This is an ongoing project, and we are currently seeking feedback from as many vendors as possible.

Serving ROAs as RPSL route[6] Objects from the RIPE Database

Paul Palse

• 1 Jun 2010

• 3 min read

During the last RIPE Meeting, discussions took place around Resource Public Key Infrastructure (RPKI) in association with routing. To give you an idea how an Internet Routing Registry generated from RPKI repositories may look like, we published a prototype of a RIPE Database instance that will serv…

Interesting Graph - IPv6 Allocation Requests

Robert Kisteleki

• 30 May 2010

• 1 min read

This graph shows the number of IPv6 allocations received since 2007 when the RIPE NCC started to allocate IPv6 address space.

Traffic in Network 14.0.0.0/8 and 223.0.0.0/8

Geoff Huston

• 27 May 2010

• 1 min read

This study, done by Geoff Huston and George Michaelson from the APNIC is looking at the level of background traffic observed in networks 14/8 and 223/8.

Use of the Routing Registry in the RIPE NCC Service Region

Ferenc Csorba

• 19 May 2010

• 4 min read

In 2009-2010, the RIPE NCC conducted a survey among the participants of its Routing Registry Training Course to find out how they used the Routing Registry and how effective the course was.

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