If a site is small enough, it's going to use 3rd party sources for convenience. If a site is large enough to have it's own cdn, etc it's going to have 3rd party

If a site is small enough, it's going to use 3rd party sources for convenience. If a site is large enough to have it's own cdn, etc it's going to have 3rd party sources for ads. https://almanac.httparchive.org/en/2019/third-parties https://almanac.httparchive.org/en/2019/third-parties It's over 90%