CZ.NIC Labs are a research and development department of the CZ.NIC association. Its purpose is to do a research in the field of the Internet, internet protocols, an analysis of a network traffic, a passive and active monitoring and to propose prototypes to be further developed inside the CZ.NIC association.


Knot DNS 2.2.0

Tuesday, 26 Apr 2016

CZ.NIC Labs has released new version 2.2.0 of the authoritative name server Knot DNS. The new version brings RRL whitelisting, support for …  more »

Knot 2.1.1 released

Wednesday, 10 Feb 2016

New version of authoritative DNS server KnotDNS was released. Version 2.1.1 includes a few bug-fixes and improvements in documentation. More details are available …  more »

Knot 1.6.7 LTS released

Tuesday, 09 Feb 2016

New version of a long-term support branch of authoritative DNS server KnotDNS was released. Version 1.6.7 includes several bug-fixes and improvements. More details …  more »

Turris Omnia successfully funded

Tuesday, 12 Jan 2016

Open source router Turris Omnia created at CZ.NIC successfully finished its crowd-funding campaign. It raised over 857,000 USD, more that eight times its …  more »

Access EDUROAM at the CZ.NIC Academy

Thursday, 22 Aug 2013

The CZ.NIC Academy, the training centre of the administrator of the Czech national domain, has joined the network of companies and educational institutions using …  more »

CZ.NIC launches new projects

Monday, 05 Aug 2013

Prague, 3 August 2013 – The CZ.NIC Association, the administrator of the national .CZ domain, is launching a pair of projects aimed at improving the …  more »

CZ.NIC issues Domain Report for 2010

Monday, 11 Apr 2011

Prague, 11 April 2011 – As of the end of 2010, the CZ.NIC Association had registered 748,801 .cz domains, representing an increase of almost …  more »

Key Internet engineers meet in Prague

Monday, 28 Mar 2011

Prague, 28 March 2011 - Today in Prague starts a major five-day summit of international professional community (Internet Engineering Task Force), which is responsible for designing …  more »

The L Root mirror server in Prague

Monday, 26 Oct 2009

Marina del Rey, USA, October 26 - ICANN and the CZ.NIC Association today announced the installation of the L Root Server in Prague, Czech Republic …  more »

Our projects

Knot DNS

Knot DNS

Knot DNS is a high-performance authoritative-only DNS server which supports all key features of the domain name system including zone transfers and DNSSEC.



BIRD is an open source implementation of a Internet protocol suite routing daemon for Unix like systems.

Turris Omnia

Turris Omnia

Turris Omnia is a secure, powerful and open-source router designed at CZ.NIC Labs by experts on network hardware and security.

Project Turris

Project Turris

Project Turris is a service helping to protect its user's home network with the help of a special router which constantly analyzes passing network traffic.



Tablexia is a modern educational application aiming to support the development of cognitive abilities, designed primarily for children with dyslexia in secondary schools.