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Stéphane Bortzmeyer

Stéphane Bortzmeyer

Poste

R&D expert engineer, Afnic

Biographie

Stéphane Bortzmeyer worked as a system and/or network engineer in several organisations (engineering school, research institute, Internet operator) before joining Afnic. He works on technical standardisation, training, DNS expertise and a number of other topics. Stéphane is the author of the book “Cyberstructure / L'Internet, un espace politique” (“Cyberstructure / The Internet is a political space”) published by C&F Éditions and of three RFCs (“Requests For Comments”, Internet technical standards).

Articles

dans un bureau d'enregistrement

What happens at the registrar

We’ve already talked here about how a domain name registry ...

What happens at the registrar
Rapport Activité 2020

New TCP standard, RFC 9293

A new technical standard called “RFC 9293” was published ...

New TCP standard, RFC 9293
encryption

NIST announces the winners of the post-quantum competition

On July 5th, 2022, US standards institute NIST announced the ...

NIST announces the winners of the post-quantum competition
http

Reorganisation of the technical standards for HTTP

You will certainly be familiar with the HTTP protocol (Hypertext ...

Reorganisation of the technical standards for HTTP
NFT domains

NFTs and domain names, friends and partners?

NFTs are much in fashion. In the context of domains, they have even been cited in an ICANN conflict....

NFTs and domain names, friends and partners?
nouveau-types-DNS

New DNS record types to give more information for client applications

We often read that the DNS “translates domain names into IP addresses”...

New DNS record types to give more information for client applications
sécurité web

A new step towards privacy when using DNS

A new step towards privacy when using DNS
Quic protocol

The QUIC transport protocol has now been standardised

On 27 May 2021 the technical standards of the QUIC transport ...

The QUIC transport protocol has now been standardised
nom de domaine

What happens when you register a domain name?

The purpose of this article is to set out the various stages of a domain registration....

What happens when you register a domain name?
Header serveurs DNS

About the attack on French ISPs’ DNS resolvers

On 1 and 2 September 2020, several French ISPs (Internet Service Providers), including SFR and Bouyg...

About the attack on French ISPs’ DNS resolvers
IDN

Hosting a domain name with compound characters

In a previous article, we saw that it is perfectly possible to use compound characters in a domain...

Hosting a domain name with compound characters
IDN

Can compound characters be used in a domain name?

In the Charlie Hebdo edition No. 1446 of 8 April 2020, the article by Laure Daussy on the increase i...

Can compound characters be used in a domain name?
Covid19

Functioning of Afnic during lockdown

What will become of Afnic during lockdown? Will all the operational services be running?...

Functioning of Afnic during lockdown
adresse IP nom de domaine

Which Top Level Domains have an IP address?

Does the hyperlink http://dk/ work? Yes. How? Because .dk (Denmark) is one of the rare Top Level Dom...

Which Top Level Domains have an IP address?
prenoms noms de domaine

A brief example of using Afnic Open Data

Which domain names are derived from a first name?

A brief example of using Afnic Open Data