I thought I'd include one of the resulting URLs just in case. It has a lot of trailing parameters that may help you identify the offending ad. (For heaven's sake, don't click on it.)
Code:
https://gogo.thepowerrangers.com/0d09f9d8-90dd-4dd5-8b2c-2031e317fb90?aff_sub2=d361f4b4-92a1-425a-98c1-b8a2132d9ec5_1583993400&aff_sub3=MEDIAMATH-MO&ssp=ruc&aff_sub4=728x90&aff_sub6=keystoneforums.com&domain=keystoneforums.com&domain_id=e2f4d5c200a2fff5ee29029cf18ae0f9&campaign_country=US_OSXSF_MNST_WIFI_POP