diff --git a/config/config.go b/config/config.go
index 2474e69..2d0019e 100644
--- a/config/config.go
+++ b/config/config.go
@@ -11,7 +11,7 @@ import (
 	"go.ntppool.org/common/logger"
 )
 
-//go:generate accessory -type Config
+//go:generate go tool github.com/masaushi/accessory -type Config
 
 type Config struct {
 	deploymentMode string `accessor:"getter"`
@@ -50,6 +50,10 @@ func (c *Config) WebURL(path string, query *url.Values) string {
 	return baseURL(c.webHostname, c.webTLS, path, query)
 }
 
+func (c *Config) ManageURL(path string, query *url.Values) string {
+	return baseURL(c.manageHostname, c.webTLS, path, query)
+}
+
 func baseURL(host string, tls bool, path string, query *url.Values) string {
 	uri := url.URL{}
 	uri.Host = host
diff --git a/config/depenv/depenv.go b/config/depenv/depenv.go
index f786669..1de33df 100644
--- a/config/depenv/depenv.go
+++ b/config/depenv/depenv.go
@@ -69,6 +69,10 @@ func (d DeploymentEnvironment) ManageURL(path string) string {
 	return manageServers[d] + path
 }
 
+func (d DeploymentEnvironment) MonitorDomain() string {
+	return d.String() + ".mon.ntppool.dev"
+}
+
 func (d *DeploymentEnvironment) UnmarshalText(text []byte) error {
 	s := string(text)
 	if s == "" {