Technologies/CoreDNS/coredns_forward_response_rcode_count
CoreDNSCoreDNSMetric

coredns_forward_response_rcode_count

[OpenMetrics V2] count of RCODEs per upstream
Dimensions:None
Available on:DatadogDatadog (1)
Interface Metrics (1)
DatadogDatadog
[OpenMetrics V2] count of RCODEs per upstream
Dimensions:None
Sources
coredns.forward_response_rcode_count.countgithub.com
Related Insights (1)
Forward Plugin Upstream DNS Failurescritical

CoreDNS cannot reach upstream DNS servers, causing external domain resolution failures while internal cluster DNS continues to work. This indicates network connectivity or upstream DNS server issues.

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