Earlier quoted context omitted.
For most customers, it seems they just went and bought about 2 thousand randomly-named domains and serve third-party scripts. However I've seen a couple places where Admiral was not blocked, because it was being served from a subdomain. I wish I had written down where it was to add to the EasyList or something. :(
https://github.com/jkrejcha/AdmiraList/blob/master/AdmiraLis...
This one seems more up to date, apparently the owner is scraping from somewhere: https://github.com/dotspencer/block-admiral