A system and method for modifying domain name system (DNS) templates are presented. A DNS template database is configured to store DNS templates. A DNS record database is configured to store a plurality of DNS records for a plurality of domain names. A host computer server is configured to receive an electronic signal encoding a request containing a modification to a DNS template from a user, the DNS template being stored in the DNS template database, access the DNS template database to modify the DNS template according to request containing the modification to create a modified DNS template, identify a plurality of domain names using the DNS template, and, for each domain name in the plurality of domain names, access the DNS record database to at least one of modify and create a DNS record for the domain name using the modified DNS template.