Eric Rescorla's post, linked upthread, goes into detail about why "OS's and browsers" can't easily solve this problem without breaking the Internet for materially large fractions of their users. In practice, browsers that care about DNS security just use DoH.
Eric Rescorla's post, linked upthread, goes into detail about why "OS's and browsers" can't easily solve this problem without breaking the Internet for materially large fractions of their users. In practice, browsers that care about DNS security just use DoH.