Similar to my previous pull request, being able to filter and see stats for queries that result in NXDOMAIN from a recursive resolver can help identify misconfigured upstreams and/or downstreams.
It also looks like my IDE went ahead and wiped some trailing whitespace along the way. Let me know if that's a problem and I can slim down the commit to only the relevant changes.
Similar to my previous pull request, being able to filter and see stats for queries that result in NXDOMAIN from a recursive resolver can help identify misconfigured upstreams and/or downstreams.
It also looks like my IDE went ahead and wiped some trailing whitespace along the way. Let me know if that's a problem and I can slim down the commit to only the relevant changes.