diff --git a/cmd/tailscaled/tailscaled.go b/cmd/tailscaled/tailscaled.go
index 8c4365548..16d644d95 100644
--- a/cmd/tailscaled/tailscaled.go
+++ b/cmd/tailscaled/tailscaled.go
@@ -752,10 +752,8 @@ func newNetstack(logf logger.Logf, sys *tsd.System) (*netstack.Impl, error) {
 	if err != nil {
 		return nil, err
 	}
-	// Only register debug info if we have a debug mux
-	if debugMux != nil {
-		expvar.Publish("netstack", ret.ExpVar())
-	}
+	// These are exposed via the local debug server, c2n, peerapi and localapi.
+	expvar.Publish("netstack", ret.ExpVar())
 	return ret, nil
 }
 
diff --git a/ipn/ipnlocal/c2n.go b/ipn/ipnlocal/c2n.go
index 9e6af14de..bacc743a8 100644
--- a/ipn/ipnlocal/c2n.go
+++ b/ipn/ipnlocal/c2n.go
@@ -29,6 +29,7 @@ import (
 	"tailscale.com/net/sockstats"
 	"tailscale.com/posture"
 	"tailscale.com/tailcfg"
+	"tailscale.com/tsweb/varz"
 	"tailscale.com/util/clientmetric"
 	"tailscale.com/util/goroutines"
 	"tailscale.com/util/set"
@@ -146,6 +147,7 @@ func handleC2NDebugPrefs(b *LocalBackend, w http.ResponseWriter, r *http.Request
 
 func handleC2NDebugMetrics(_ *LocalBackend, w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "text/plain")
+	varz.Handler(w, r)
 	clientmetric.WritePrometheusExpositionFormat(w)
 }
 
diff --git a/ipn/ipnlocal/peerapi.go b/ipn/ipnlocal/peerapi.go
index 78d448bbe..6a3e8c34e 100644
--- a/ipn/ipnlocal/peerapi.go
+++ b/ipn/ipnlocal/peerapi.go
@@ -39,6 +39,7 @@ import (
 	"tailscale.com/tailcfg"
 	"tailscale.com/taildrop"
 	"tailscale.com/tailfs"
+	"tailscale.com/tsweb/varz"
 	"tailscale.com/types/views"
 	"tailscale.com/util/clientmetric"
 	"tailscale.com/util/httphdr"
@@ -797,6 +798,7 @@ func (h *peerAPIHandler) handleServeMetrics(w http.ResponseWriter, r *http.Reque
 		return
 	}
 	w.Header().Set("Content-Type", "text/plain")
+	varz.Handler(w, r)
 	clientmetric.WritePrometheusExpositionFormat(w)
 }
 
diff --git a/ipn/localapi/localapi.go b/ipn/localapi/localapi.go
index a1b7da46f..1b9fea1b0 100644
--- a/ipn/localapi/localapi.go
+++ b/ipn/localapi/localapi.go
@@ -46,6 +46,7 @@ import (
 	"tailscale.com/tailfs"
 	"tailscale.com/tka"
 	"tailscale.com/tstime"
+	"tailscale.com/tsweb/varz"
 	"tailscale.com/types/key"
 	"tailscale.com/types/logger"
 	"tailscale.com/types/logid"
@@ -545,6 +546,7 @@ func (h *Handler) serveMetrics(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	w.Header().Set("Content-Type", "text/plain")
+	varz.Handler(w, r)
 	clientmetric.WritePrometheusExpositionFormat(w)
 }