Yahoo Ad Monitoring is a bot devoloped by Yahoo! Inc..

Latest user agents (if you are looking for complete list, download it here):

• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605817198-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605817197-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605792001-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605750796-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605746000-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605817209-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605823283-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605728754-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605728738-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605698565-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605678347-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605675771-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605663210-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605736938-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605736895-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605736904-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605736873-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605714554-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605726611-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605662276-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605651079-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605651076-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605596680-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605596673-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605575490-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605596683-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605583276-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605651278-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605564676-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605564614-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605564615-60
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605564676-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605564616-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605570900-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605570899-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605551727-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605539352-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605539351-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605539350-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605488326-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605488318-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605488357-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605488342-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605570910-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605551739-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605471549-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605471548-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605471549-60
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605471609-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605471549-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605414822-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605410375-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605483999-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605482589-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605366576-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605366575-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605315117-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605326670-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605275914-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605275917-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605300648-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605300621-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-demand/1605247018-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605274507-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605245975-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605229747-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605278754-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605278751-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605211741-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605211742-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605211740-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605211739-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-demand/1605156152-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-demand/1605149252-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-demand/1605149251-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605169245-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605151199-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605151226-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605143073-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605220367-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605214687-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605150412-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605150397-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605183533-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605106789-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605106788-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605102494-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605075713-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605074552-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605067431-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605067480-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605067448-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605058537-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605074563-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605099652-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-rest_client/1605058074-10
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605136524-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605024718-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1605006890-0
• Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) tands-prod-eng.hlfs-prod---sieve.hlfs-desktop/1604980008-0