Looks like sites use first party trackers too for some reason, see the pixel at the end of another posted article: https://www.the-tls.co.uk/articles/the-opt-ou

Looks like sites use first party trackers too for some reason, see the pixel at the end of another posted article: https://www.the-tls.co.uk/articles/the-opt-out-illusion/ https://www.the-tls.co.uk/articles/the-opt-out-illusion/ (it's fully packed with trackers though).