> The strategy we use relies on the referer header we see when we get an HTTP/S request.
This is interesting data but is not really a useful estimate of search engine market share in 2025.
And one that would understate privacy-focused search engines, because the people using those are far less likely to be sending useful referrers.
And one that would understate privacy-focused search engines, because the people using those are far less likely to be sending useful referrers.