type net/http/httptrace.DNSStartInfo

5 uses

	net/http/httptrace (current package)
		trace.go#L49: 				trace.DNSStart(DNSStartInfo{Host: name})
		trace.go#L118: 	DNSStart func(DNSStartInfo)
		trace.go#L211: type DNSStartInfo struct {

	github.com/prometheus/client_golang/prometheus/promhttp
		instrument_client.go#L153: 			DNSStart: func(_ httptrace.DNSStartInfo) {

	go.opencensus.io/plugin/ochttp
		span_annotating_client_trace.go#L99: func (s spanAnnotator) dnsStart(info httptrace.DNSStartInfo) {