A method and system of detecting a malicious and/or botnet-related domain name, comprising: reviewing a domain name used in Domain Name System (DNS) traffic in a network; searching for information about the domain name, the information related to: information about the domain name in a domain name white list and/or a domain name suspicious list; and information about the domain name using an Internet search engine, wherein the Internet search engine determines if there are no search results or search results with a link to at least one malware analysis site; and designating the domain name as malicious and/or botnet-related based on the information.