To Flat or To Cap?

No that’s not a question about Australian coffee tastes and the critically important difference between a flat white and a cappuccino. This is a question about the differences in ISP retail models for broadband Internet access and the choice between a retail model of a “unlimited” flat fee that has…


What we are up to with RPKI

APNIC has recently deployed some changes to its RPKI service, and is in the process of continuing developments that will be released across 2013. This article discusses the changes, and what’s on the horizon early next year. Splitting the TAL A highly visible change to the APNIC RPKI system recently…


Superstorm Sandy and the Global Internet

The Internet has managed to collect its fair share of mythology, and one of the more persistent myths is that from its genesis in a cold war US think tank in the 1960’s the Internet was designed with remarkable ability to “route around damage.” Whether the story of this cold…


NANOG 56

NANOG held its 56th meeting in Dallas on October 21 through 24. I found the two and a half day program to be once more quite diverse and interesting. The following are my impressions of the presentations of this meeting.


Counting IPv6 in the DNS

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 Exchanges and…


Re-counting DNSSEC

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. And for those…


Counting DNSSEC

At the Nordunet 2012 conference in September, a presentation included the assertion that “more than 80% of domains could use DNSSEC if they so chose.” This is an interesting claim that speaks to a very rapid rise in the deployment of DNSSEC in recent years, and it raises many questions…


IPv4 The Movie – The Directors’ Cut

Back in 2005 we were looking for a way to visualise the history of allocation of IPv4 addresses, and one of the approaches we tried at the time was in the way of a movie. In this visualisation we included the data for the allocation of IPv4 addresses, Autonomous System…


Leaping Seconds

The tabloid press are never lost for a good headline, but this one in particular caught my eye: “Global Chaos as moment in time kills the Interwebs“. I’m pretty sure that “global chaos” is somewhat over the top, but there was a problem happening on the 1st of July this…