Please follow the below template, it will help us to help you!
If you are Experiencing issues with a Pi-hole install that has non-standard elements (e.g you are using nginx instead of lighttpd, or there is some other aspect of your install that is customised) - please use the Community Help category.
Expected Behaviour:
Pi-hole can query the internet, but clients accessing via Spectrum router get no query response.
The operating system is Debian
Actual Behaviour:
After updating my router configuration with the IPv4 and IPv6 addresses for DNS, all client queries fail.