Using docker pihole, has anyone got any DoT/DoH working or even any Mullvad DNS?

Everytime I set any of these Pi-Hole just responds with Reply: No reply received

I’ve tried:

• FTLCONF_dns_upstreams=194.242.2.6#853

with these too:

194.242.2.2#853

194.242.2.2#443

194.242.2.2

1.1.1.1#853