Network Operations

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

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RIPE NCC Membership Statistics - November 2012

RIPE NCC Membership Statistics - November 2012

Rene Wilhelm

4 min read

At the end of Q3 2012, we looked at the number of RIPE NCC members and the resources allocated over the last few months. We were interested to see if there are any significant changes since the RIPE NCC started allocating from the last /8.

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RIPE Atlas: Hurricane Sandy and How the Internet Routes Around Damage

RIPE Atlas: Hurricane Sandy and How the Internet Routes Around Damage

Emile Aben

13 min read

In this article we look at some of the effects Hurricane Sandy had on the Internet data plane, as we can see them in traceroutes done by RIPE Atlas.

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IPv6 Darknet Experiment

IPv6 Darknet Experiment

Mirjam Kühne

2 min read

Similar to an experiment done for IPv4 address space, Merit is now performing a darknet experiment with the IPv6 ranges that have been allocated to the RIRs. This also includes prefixes allocated to the RIPE NCC.

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RIPE Atlas Roadmap: October 2012 Update

RIPE Atlas Roadmap: October 2012 Update

Vesna Manojlovic

9 min read

While developing RIPE Atlas, we are maintaining and publishing a roadmap to keep the RIPE community involved and informed of the features we are working on. Please find below our achievements in October, and plans for November 2012 and beyond.

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RIPEstat Demo (s2e06)

RIPEstat Demo (s2e06)

Vesna Manojlovic

7 min read

The sixth RIPEstat demo of 2012 gives an overview of the new user interface, an update on the new features, as well as plans for the future. It was recorded during the RIPE 65 Meeting in Amsterdam, where users had the chance to meet the developers and ask questions face to face.

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Counting IPv6 in the DNS

Counting IPv6 in the DNS

Geoff Huston

1 min read

At the recent ARIN XXX meeting in October 2012 I listened to a debate on a policy proposal concerning the reservation of a pool of IPv4 addresses to address critical infrastructure. The term "critical infrastructure" is intended to cover a variety of applications, including use by public Internet E…

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Re-Counting DNSSEC

Re-Counting DNSSEC

Geoff Huston

1 min read

This is a followup article to "Counting DNSSEC" that reflects some further examination of the collected data. This time I'd like to describe some additional thoughts about the experiment, and some revised results in our efforts to count just how much DNSSEC is being used out there.

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IXP Traffic Levels During the Stratos Skydive

IXP Traffic Levels During the Stratos Skydive

Fergal Cunningham

6 min read

Together with Euro-IX we take a look at Internet Exchange Point (IXP) traffic levels during Felix Baumgartner's 39-kilometre jump to Earth, and we take a closer look at what exactly we can see at IXPs.

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Comparing TCP and UDP Response Times of DNS Root Servers

Comparing TCP and UDP Response Times of DNS Root Servers

Bert Wijnen

8 min read

We did some measurements on the round-trip (RT) values of DNS queries for SOA (Start of Authority) records from our RIPE Atlas probes, over both UDP and TCP. We plotted the TCP/UDP ratios on graphs, and found that, as expected, for the majority of the measurements, it is around 2. However, we also …

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RIPE Atlas - A Case Study of AAAA Filtering

RIPE Atlas - A Case Study of AAAA Filtering

Emile Aben

6 min read

At the recent RIPE Meeting, the question was raised whether Internet users would see significant filtering of AAAA DNS queries or replies. We used RIPE Atlas measurements to provide an answer to this question.

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