Internet standards : Domain Name System Security Extensions (DNSSEC) standards : an analysis of uptake in the EU : 2025

A high level of adoption of Domain Name System Security Extensions (DNSSEC) is essential to protect the integrity of the Domain Name System (DNS) Internet infrastructure to ensure the interoperability and security of the global cyberspace. This report provides an analysis of the level of DNSSEC adoption for Q3 2025 across EU Member States and globally. The report also presents an analysis of the usage of DNS resolvers in the EU and globally. Overall, the average DNSSEC validation rate in the EU is still low (49.4%), but is superior to the global one (35.4%).