DNS4EU

The last few decades have not been a story of unqualified success for European technology enterprises. The European industrial giants of the old telephone world, such as the former stalwarts Alcatel, Siemens, Philips, Ericsson and Nokia, have found it to be extraordinarily difficult to translate their former dominant positions in…


What’s an “Address”?

I work at APNIC, the Regional Internet Registry that serves the Asia Pacific Region. APNIC provides common infrastructure services for the region that support the unique assignment of IP address blocks to Internet network operators within our region through the operation of an address registry. In short, IP addresses are…


IP Addressing through 2021

Time for another annual roundup from the world of IP addresses. Let’s see what has changed in the past 12 months in addressing the Internet and look at how IP address allocation information can inform us of the changing nature of the network itself. Back around 1992 the IETF gazed…


BGP in 2021 – BGP Updates

The first part of this report looked at the size of the routing table and looked at some projections of its growth for both IPv4 and IPv6. However, the scalability of BGP as the Internet’s routing protocol is not just dependant on the number of prefixes carried in the routing…


BGP in 2021 – The BGP Table

At the start of each year, I have been reporting on the behaviour of the inter-domain routing system over the past 12 months, looking in some detail at some metrics from the routing system that can show the essential shape and behaviour of the underlying interconnection fabric of the Internet.…


ICANN DNS Symposium

ICANN hosted a Resolver Operator Forum in mid-December, and the session had several interesting presentations that I would like to comment on here. DNS Resolver Evolution The first presentation in this forum was from Paul Mockapetris. He pointed to the original academic published paper, Development of the Domain Name System,…


IPv4 Address Markets

Something odd happened through 2021 in the market for IPv4 addresses. Across 2021 the reported market price for the transfer of IPv4 addresses has doubled, from approximately USD27 per IPv4 individual address at the end of 2020 to around USD55 per address in December 2021. It has taken 7 years…


DNS-OARC 36

It’s conference and workshop season right now, and November has been unusually busy this year. At the end of the month was the DNS Operations and Research meeting, DNS-OARC 36. These are my notes from those presentations that I found to be of interest. Slack’s DNSSEC Debacle It’s a pretty…


Some Notes from RIPE 83

The RIPE community held a meeting in November. Like most community meetings in these Covid-blighted times it was a virtual meeting. Here’s my notes from a few presentations that piqued my interest. All the material presented at the meeting can be found at https://ripe83.ripe.net/. Vulnerability Disclosure Responsible Disclosure is a…


DINR 2021

From the recent writeup of the DNS work at the IETF its clear that there is a large amount of attention being focussed on the DNS. It’s not just an IETF conversation, or a DNS OARC conversation, but a conversation that involves a considerable amount of research activity as well.…