Test Your DNS Servers - RouterSecurity.org
https://www.routersecurity.org/testdns.phpThen again, your computer probably supports a system-wide DNS setting and also DNS settings specific to each wireless network (SSID) and maybe DNS settings specific to Ethernet connections. Whew. If one web browser is using encrypted DNS while another, on the same computing device, is not, then expect the tests below to show different results in each browser.