1. A system comprising: a like document acquisition component that obtains a plurality of like documents that include indicators corresponding to one or more like selection objects; a document like total component that determines a document total like count of the indicators corresponding to the one or more like selection objects for each one of the plurality of like documents, the total like count of the indicators for the each one of the plurality of like documents determined as a tallied number of the indicators for the each one of the plurality of like documents; a domain determination component that determines a corresponding web domain associated with each of the plurality of obtained like documents; a domain like total component that determines a domain total like count corresponding to a sum of the document total like counts of the indicators for each corresponding web domain associated with each of the plurality of obtained like documents; a first candidate selection component that determines a first candidate group of the corresponding web domains based on a comparison of a predetermined threshold value with one or more of the domain total like counts; and a likefarm domain confidence determination component that determines, via a device processor, a likefarm domain confidence score for each one of a second group of the corresponding web domains based on a decision tree function that is based on a plurality of domain attributes.