In this case, the issue isn't URL reputation, it's Message reputation. It may well be that the problem has to do with the URL mentioned, but it could also be that there's some fingerprint or source IP which is causing the problem, not the URL itself. I would recommend following the instructions in KB72091 to submit sample message reputation data to our GTI team for repair of the IP, URL, and Message Fingerprint reputations.
In the scheme dropdown, change it to Any and then deselect the Match checkbox at the bottom. Apply that change and retest.