Cloud DNS (DNS)

Name and description	Type	Emit duration	Labels
cloud_dns_requests_total
The number of requests received by the Cloud DNS authoritative server.	Counter	1 m	server, zone, visibility, proto, family, type, zone_id
cloud_dns_request_duration_seconds_count
The histogram bucket representing the count of responses duration received by the client from the authoritative server.	Histogram	1 m	server, zone, visibility, zone_id
cloud_dns_request_duration_seconds
The histogram bucket representing the sum of response durations received by the client from the authoritative server.	Histogram	1 m	server, zone, visibility, zone_id
cloud_dns_request_duration_seconds_bucket
The histogram bucket representing response durations received by the client from the authoritative server.	Histogram	1 m	server, zone, visibility, zone_id
cloud_dns_responses_total
The number of responses received by the client from the authoritative server.	Counter	1 m	server, zone, visibility, rcode, zone_id

Metric Labels Reference

The following table explains the labels available on the DNS metrics:

Label	Explanation
family	The IP address family of the client making the request (e.g., 1 for IPv4).
ha_cluster	Internal identifier for the high-availability cluster/shard handling the request.
le	The bucket boundary for histogram metrics (less than or equal to).
proto	The transport protocol used for the DNS request (e.g., udp, tcp).
rcode	The DNS response code (e.g., NOERROR, NXDOMAIN, SERVFAIL).
server	The address of the DNS server handling the request (e.g., dns://:53).
type	The DNS query type (e.g., A, MX, PTR).
visibility	The visibility of the DNS zone (PUBLIC or PRIVATE).
zone	The name of the DNS zone (e.g., google.com.).
zone_id	The GDCag Zone in which the request was handled.