Exists check if a key exist in a slice.

NewSession creates a new session object for a domain.

NewSubdomainExtractor creates a new regular expression to extract subdomains from text based on the given domain.

Types of results returned by the source.

Types of results returned by the source.

Keys contains the current API Keys we have in store.

Result is a result structure returned by a source.

Session is the option passed to the source, an option is created uniquely for eac source.

Source is an interface inherited by each passive source.

ResultType is the type of result returned by the source.