Зашифрованные DNS-сервера. Google DNS. Cloudflare DNS. AdGuard DNS. DNS-over-HTTPS. DNS-over-TLS.

https://ru.wikipedia.org/wiki/DNS_%D0%BF%D0%BE%D0%B2%D0%B5%D1%80%D1%85_HTTPS

https://ru.wikipedia.org/wiki/1.1.1.1

https://ru.wikipedia.org/wiki/Google_Public_DNS

https://ru.wikipedia.org/wiki/OpenDNS

https://sysadmin.pm/quad9/

https://adguard-dns.io/ru/public-dns.html

https://www.reddit.com/r/openwrt/comments/1i68lgm/openwrt_dns_setting_priority_question/

https://adguard-dns.io/kb/ru/private-dns/connect-devices/routers/openwrt/