Network Operations

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

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RIPE Atlas - A Case Study of IPv6 /48 Filtering

RIPE Atlas - A Case Study of IPv6 /48 Filtering

Emile Aben

9 min read

In this article I look at four different IPv6 destinations in different BGP set-ups and how these are seen by RIPE Atlas probes. This reveals some differences in reachability for the different networks, likely due to BGP route filtering. We see roughly 1% out of ~500 RIPE Atlas probes that can't re…

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RIPEstat Summer Demo (s2e05)

RIPEstat Summer Demo (s2e05)

Vesna Manojlovic

7 min read

The fifth RIPEstat demo of 2012 gives an overview of the news since the previous episode at the RIPE 64 Meeting in Ljubljana, and announces changes that will happen between now and the next RIPE Meeting, RIPE 65, in Amsterdam.

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World IPv6 Launch - Lasting Effect on Content

World IPv6 Launch - Lasting Effect on Content

Emile Aben

2 min read

Now that World IPv6 Launch is weeks behind us it's interesting to look at what long-lasting effects it had.

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RIR Prefix Size Distribution in RIPEstat

RIR Prefix Size Distribution in RIPEstat

Vesna Manojlovic

5 min read

An alternative way of looking at the prefix size distribution in IPv4 and IPv6 blocks is now available in RIPEstat as an interactive widget. Tabular visualisation and cumulative percentage representation can be used for filtering based on minimum allocation size or for general research about the us…

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Measuring IPv6 Connectivity with RIPE Atlas - How Do Others See Your IPv6 Network?

Measuring IPv6 Connectivity with RIPE Atlas - How Do Others See Your IPv6 Network?

Emile Aben

10 min read

We've enabled RIPE NCC members to do IPv6-traceroutes from all RIPE Atlas probes to IPv6 destinations. Until now they could get the raw analysis results (text/JSON representations of traceroute results) for analysis. In this article we present a first experimental analysis and visualisation of the …

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Internet Traffic During Euro 2012 - Final Conclusions

Internet Traffic During Euro 2012 - Final Conclusions

Fergal Cunningham

6 min read

This is the last in a series of articles in which we look at traffic statistics at Internet Exchange Points during the European Championship 2012. This time we looked at IXP traffic during the semi-finals and the final. In addition we also look back over the entire 5 weeks of matches and draw some …

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Using API Keys To Access LIR Portal Data Locally

Using API Keys To Access LIR Portal Data Locally

Alex Band

4 min read

To offer our members better local access to our tools and data sets, it is now possible to create API access keys in the LIR Portal. The keys can be used to grant applications and scripts access to your (private) LIR data. The Information will be fetched securely over HTTPS and can be used in your …

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Update on Assigning 32-bit ASNs

Update on Assigning 32-bit ASNs

Mirjam Kühne

3 min read

The RIPE NCC has been assigning 32-bit Autonomous System Numbers since 2007. In this article we're providing an update about the number of 32-bit ASNs being assigned and how many are visible on the Internet.

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Internet Traffic During Euro 2012 - Quarter-finals

Internet Traffic During Euro 2012 - Quarter-finals

Fergal Cunningham

7 min read

This is the fourth in a series of articles in which we look at traffic statistics at Internet Exchange Points during the European Championship currently taking place. This time we looked at IXP traffic during the quarter-finals.

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Measuring IPv6 - Country by Country

Measuring IPv6 - Country by Country

Geoff Huston

12 min read

Some years ago a report was published that ranked countries by the level of penetration of broadband data services. This ranking of national economies had an electrifying impact on this industry and upon public policies for broadband infrastructure in many countries. What if we did the same for IPv…

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