The Neutral Internet eXchange of the Czech Republic (NIX.CZ) associates Internet service providers in the Czech Republic with the objective of interconnecting their networks.

The association was registered by the District Council for Prague 6 on October 1, 1996 under company registration number 65990471.

Its statutory body is a three-member Board of directors.

The association has constructed an internet exchange point in Prague, the Czech Republic, which interconnects the Internet networks of the individual providers, both association members and external customers, and allows IPv4 and IPv6 peering currently in five independent locations, Points of Presence.

In 2015 NIX.CZ acquired SITELiX in Bratislava, Slovakia, and since then operate it as NIX.SK.