?ui=641fc3a5eea714a818e5775d66ff646d0fc0f93cdcdfe2e45fec3282210096c6&sd=20140203&cid_source=prnl&cid_medium=email&cid_content=art1HL&cid=20220115_HL2&mid=DM1091146&rid=1379800167
Question mark and everything after is just tracking code. In this case, it shows the link originated from an email. If it had fblid, that would mean the link was on facebook. FBlid = facebook link ID.