GoLogica provides DNS online training, which is crucial for IT professionals, network administrators, and cybersecurity experts to manage internet infrastructure and ensure secure communication. It covers DNS structure, functions, roles, and types of records. The training includes DNS resolution, recursive and authoritative name servers, and the role of domain registrars, registries, and name servers. DNSSEC, efficient configuration methods, and DDoS attack solutions are all covered in advanced training. It provides useful tasks and labs where users may practice creating servers, solving common problems, and setting security measures in effect. This gives experts the ability to manage the course infrastructure, improving the security and stability of the global internet ecosystem.