For users who do not route to the closest-possible Quad9 location, use our 9.9.9.11 for better CDN performance:
| IPv4 | IPv6 | DNS over TLS | DNS over HTTPS |
9.9.9.11, 149.112.112.11 | 2620:fe::11, 2620:fe::fe:11 | dns11.quad9.net | https://dns11.quad9.net/dns-query |