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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

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
anniversaire web

30 years of success and danger: the Web, URLs and the future

This month (the exact date is apparently not known), we are celebrating the thirtieth anniversary of...

30 years of success and danger: the Web, URLs and the future
Header par default défaut

What are the possible actions against domain name abuses?

Last week we detailed the various things that are grouped under the name of "fraudulent or abusive u...

What are the possible actions against domain name abuses?
Header par default défaut

Cybersquatting, Spam, Phishing… the different types of domain name abuses

The term "abusive use" is difficult to define. For example, the owner of a trademark will tend to ca...

Cybersquatting, Spam, Phishing… the different types of domain name abuses
Header par default défaut

Domain name security, the example of cryptocurrencies

A study of three hijackings of domain names in the last six months, in the world of cryptocurrencies...

Domain name security, the example of cryptocurrencies
Header par default défaut

Yeti DNS-over-TLS public resolver

There is a new DNS-over-TLS public DNS resolver, and it uses the Yeti root. You want explanations? Y...

Yeti DNS-over-TLS public resolver
Header par default défaut

Towards a less intrusive DNS

Afnic is working, among others, with the Council of European National Top Level Domain Registries (C...

Towards a less intrusive DNS