diff --git a/internal/db/models/node_dao.go b/internal/db/models/node_dao.go
index 8d563915..cd092158 100644
--- a/internal/db/models/node_dao.go
+++ b/internal/db/models/node_dao.go
@@ -721,6 +721,10 @@ func (this *NodeDAO) ComposeNodeConfig(tx *dbs.Tx, nodeId int64, cacheMap maps.M
 			continue
 		}
 		config.Servers = append(config.Servers, serverConfig)
+
+		if server.IsOn == 1 && server.SupportCNAME == 1 {
+			config.SupportCNAME = true
+		}
 	}
 
 	// 全局设置
diff --git a/internal/db/models/server_dao.go b/internal/db/models/server_dao.go
index b7150ab7..c45d21d4 100644
--- a/internal/db/models/server_dao.go
+++ b/internal/db/models/server_dao.go
@@ -472,10 +472,26 @@ func (this *ServerDAO) UpdateServerWeb(tx *dbs.Tx, serverId int64, webId int64)
 	return this.NotifyUpdate(tx, serverId)
 }
 
+// UpdateServerDNS 修改DNS设置
+func (this *ServerDAO) UpdateServerDNS(tx *dbs.Tx, serverId int64, supportCNAME bool) error {
+	if serverId <= 0 {
+		return errors.New("invalid serverId")
+	}
+	var op = NewServerOperator()
+	op.Id = serverId
+	op.SupportCNAME = supportCNAME
+	err := this.Save(tx, op)
+	if err != nil {
+		return err
+	}
+
+	return this.NotifyUpdate(tx, serverId)
+}
+
 // InitServerWeb 初始化Web配置
 func (this *ServerDAO) InitServerWeb(tx *dbs.Tx, serverId int64) (int64, error) {
 	if serverId <= 0 {
-		return 0, errors.New("serverId should not be smaller than 0")
+		return 0, errors.New("invalid serverId")
 	}
 
 	adminId, userId, err := this.FindServerAdminIdAndUserId(tx, serverId)
@@ -859,6 +875,7 @@ func (this *ServerDAO) ComposeServerConfig(tx *dbs.Tx, server *Server, cacheMap
 	}
 
 	// CNAME
+	config.SupportCNAME = server.SupportCNAME == 1
 	if server.ClusterId > 0 && len(server.DnsName) > 0 {
 		clusterDNS, err := SharedNodeClusterDAO.FindClusterDNSInfo(tx, int64(server.ClusterId), cacheMap)
 		if err != nil {
@@ -1236,6 +1253,18 @@ func (this *ServerDAO) FindServerDNSName(tx *dbs.Tx, serverId int64) (string, er
 		FindStringCol("")
 }
 
+// FindServerSupportCNAME 查询服务是否支持CNAME
+func (this *ServerDAO) FindServerSupportCNAME(tx *dbs.Tx, serverId int64) (bool, error) {
+	supportCNAME, err := this.Query(tx).
+		Pk(serverId).
+		Result("supportCNAME").
+		FindIntCol(0)
+	if err != nil {
+		return false, err
+	}
+	return supportCNAME == 1, nil
+}
+
 // FindStatelessServerDNS 查询服务的DNS相关信息，并且不关注状态
 func (this *ServerDAO) FindStatelessServerDNS(tx *dbs.Tx, serverId int64) (*Server, error) {
 	one, err := this.Query(tx).
diff --git a/internal/db/models/server_model.go b/internal/db/models/server_model.go
index e07b7a00..709e9e7c 100644
--- a/internal/db/models/server_model.go
+++ b/internal/db/models/server_model.go
@@ -33,6 +33,7 @@ type Server struct {
 	DnsName             string `field:"dnsName"`             // DNS名称
 	TcpPorts            string `field:"tcpPorts"`            // 所包含TCP端口
 	UdpPorts            string `field:"udpPorts"`            // 所包含UDP端口
+	SupportCNAME        uint8  `field:"supportCNAME"`        // 允许CNAME不在域名名单
 }
 
 type ServerOperator struct {
@@ -67,6 +68,7 @@ type ServerOperator struct {
 	DnsName             interface{} // DNS名称
 	TcpPorts            interface{} // 所包含TCP端口
 	UdpPorts            interface{} // 所包含UDP端口
+	SupportCNAME        interface{} // 允许CNAME不在域名名单
 }
 
 func NewServerOperator() *ServerOperator {
diff --git a/internal/rpc/services/service_server.go b/internal/rpc/services/service_server.go
index cae6be8f..da02c14a 100644
--- a/internal/rpc/services/service_server.go
+++ b/internal/rpc/services/service_server.go
@@ -468,6 +468,37 @@ func (this *ServerService) UpdateServerNamesAuditing(ctx context.Context, req *p
 	return this.Success()
 }
 
+// UpdateServerDNS 修改服务的DNS相关设置
+func (this *ServerService) UpdateServerDNS(ctx context.Context, req *pb.UpdateServerDNSRequest) (*pb.RPCSuccess, error) {
+	_, err := this.ValidateAdmin(ctx, 0)
+	if err != nil {
+		return nil, err
+	}
+
+	var tx = this.NullTx()
+	err = models.SharedServerDAO.UpdateServerDNS(tx, req.ServerId, req.SupportCNAME)
+	if err != nil {
+		return nil, err
+	}
+
+	return this.Success()
+}
+
+// RegenerateServerCNAME 重新生成CNAME
+func (this *ServerService) RegenerateServerCNAME(ctx context.Context, req *pb.RegenerateServerCNAMERequest) (*pb.RPCSuccess, error) {
+	_, err := this.ValidateAdmin(ctx, 0)
+	if err != nil {
+		return nil, err
+	}
+
+	var tx = this.NullTx()
+	_, err = models.SharedServerDAO.GenerateServerDNSName(tx, req.ServerId)
+	if err != nil {
+		return nil, err
+	}
+	return this.Success()
+}
+
 // CountAllEnabledServersMatch 计算服务数量
 func (this *ServerService) CountAllEnabledServersMatch(ctx context.Context, req *pb.CountAllEnabledServersMatchRequest) (*pb.RPCCountResponse, error) {
 	// 校验请求
@@ -712,6 +743,7 @@ func (this *ServerService) FindEnabledServer(ctx context.Context, req *pb.FindEn
 		Name:             server.Name,
 		Description:      server.Description,
 		DnsName:          server.DnsName,
+		SupportCNAME:     server.SupportCNAME == 1,
 		Config:           configJSON,
 		ServerNamesJSON:  []byte(server.ServerNames),
 		HttpJSON:         []byte(server.Http),
@@ -1065,6 +1097,11 @@ func (this *ServerService) FindEnabledServerDNS(ctx context.Context, req *pb.Fin
 		return nil, err
 	}
 
+	supportCNAME, err := models.SharedServerDAO.FindServerSupportCNAME(tx, req.ServerId)
+	if err != nil {
+		return nil, err
+	}
+
 	clusterId, err := models.SharedServerDAO.FindServerClusterId(tx, req.ServerId)
 	if err != nil {
 		return nil, err
@@ -1093,8 +1130,9 @@ func (this *ServerService) FindEnabledServerDNS(ctx context.Context, req *pb.Fin
 	}
 
 	return &pb.FindEnabledServerDNSResponse{
-		DnsName: dnsName,
-		Domain:  pbDomain,
+		DnsName:      dnsName,
+		Domain:       pbDomain,
+		SupportCNAME: supportCNAME,
 	}, nil
 }