https://raw.githubusercontent.com/dfederlein/dnsbl-dfed/master/spotifyads.txt

Domains that did not resolve;

ads-fa.spotify.com
bs.serving-sys.com
d2gi7ultltnc2u.cloudfront.net
ds.serving-sys.com
googletagservices.com
js.moatads.com
v.jwpcdn.com
weblb-wg.gslb.spotify.com