Note: all & character means you can use either the first or second address.
Quad9
9.9.9.9 & 149.112.112.112
OpenDNS Home
208.67.222.222 & 208.67.220.220
Cloudflare
1.1.1.1 & 1.0.0.1
CleanBrowsing
185.228.168.9 & 185.228.169.9
Verisign
64.6.64.6 & 64.6.65.6
Alternate DNS
198.101.242.72 & 23.253.163.53
AdGuard DNS
94.140.14.14 & 94.140.15.15
Comodo Secure DNS
8.26.56.26 & 8.20.247.20
DNS Watch
84.200.69.80 & 84.200.70.40
CleanBrowsing
185.228.168.9 (Security)
185.228.168.10 (Adult)
185.228.168.168 (Family)
Uncensored DNS
91.239.100.100
Yandex DNS
77.88.8.8, 77.88.8.1 & 77.88.8.88 & 77.88.8.2
Quad9
9.9.9.9 & 149.112.112.112
OpenDNS Home
208.67.222.222 & 208.67.220.220
Cloudflare
1.1.1.1 & 1.0.0.1
CleanBrowsing
185.228.168.9 & 185.228.169.9
Verisign
64.6.64.6 & 64.6.65.6
Alternate DNS
198.101.242.72 & 23.253.163.53
AdGuard DNS
94.140.14.14 & 94.140.15.15
Comodo Secure DNS
8.26.56.26 & 8.20.247.20
DNS Watch
84.200.69.80 & 84.200.70.40
CleanBrowsing
185.228.168.9 (Security)
185.228.168.10 (Adult)
185.228.168.168 (Family)
Uncensored DNS
91.239.100.100
Yandex DNS
77.88.8.8, 77.88.8.1 & 77.88.8.88 & 77.88.8.2