code: function highestFrequencySite(objs, noIdentities, logger ){
    logger.info('finding highest frequency site');
    var highest = 0, 
        out ='';
  
    if(!noIdentities)    
      findHighest(objs.identities);   
  
    findHighest(objs.domainsNotMapped);  
  
    function findHighest(arr){
      if(arr){
        var i = arr.length,
            x = 0;
        while (x < i) {
          if(arr[x].frequency > highest){
            highest = arr[x].frequency;
            out = (arr[x].matchedUrl) ? arr[x].matchedUrl : arr[x].url;
          }
          x ++;
        }
      }
    }    
  
    return out;
  }
docs: finds the site url with the highest freguency number noIdentities: if set to true this will most likely return personnel owned domains like a blog