FAQs about the Service Specifications(IIJ Managed DNS Service) Q. Can I use domains that I have registered with other companies, with this service? Q. Is DNSSEC supported? Q. Can I acquire query logs? Q. What is a Managed DNS Server? Q. What is a zone proxy? Q. What is Anycast? Q. What software is recommended for building a primary or secondary DNS server? Q. How can I add subdomains?