Explore the critical role of domains and DNS in business operations through this informative 28-minute video. Gain insights into selecting professional domain names and leveraging DNS for internal and external applications. Learn about ISP limitations, CGNAT issues, and VPN solutions. Discover the process of purchasing domains, understand the differences between DNS A and CNAME records, and evaluate the viability of Dynamic DNS for professional use. Equip yourself with essential knowledge to effectively manage your online presence and network infrastructure.