diff --git a/bot/command.go b/bot/command.go
index 367eb91..35ea8bd 100644
--- a/bot/command.go
+++ b/bot/command.go
@@ -3,7 +3,6 @@ package bot
 import (
 	"fmt"
 	"strings"
-	"time"
 
 	timeago "github.com/ararog/timeago"
 	log "github.com/sirupsen/logrus"
@@ -14,16 +13,16 @@ type commandFunc func(func(string), string, []string)
 // list help
 func (b *Bot) help(answer func(string), from string, params []string) {
 	msg := fmt.Sprintf("Hi %s there are the following commands:\n", from)
-	for cmd := range b.commands {
+	for _, cmd := range b.commands {
 		msg = fmt.Sprintf("%s - !%s\n", msg, cmd)
 	}
 	answer(msg)
 }
 
 // add a chat to send log to a chat
-func (b *Bot) sendTo(answer func(string), from string, params []string) {
+func (b *Bot) addSend(answer func(string), from string, params []string) {
 	if len(params) < 1 {
-		answer("invalid: CMD IPAddress\n or\n CMD IPAddress to")
+		answer("invalid: CMD IPAddress/Hostname\n or\n CMD IPAddress/Hostname to")
 		return
 	}
 	host := params[0]
@@ -32,18 +31,23 @@ func (b *Bot) sendTo(answer func(string), from string, params []string) {
 		to = params[1]
 	}
 
-	if _, ok := b.db.HostTo[host]; !ok {
-		b.db.HostTo[host] = make(map[string]bool)
+	h := b.db.GetHost(host)
+	if h == nil {
+		h = b.db.NewHost(host)
 	}
-	b.db.HostTo[host][to] = true
+	n, ok := b.db.NotifiesByAddress[to]
+	if !ok {
+		n = b.db.NewNotify(to)
+	}
+	h.AddNotify(n)
 
 	answer(fmt.Sprintf("added %s in list of %s", to, host))
 }
 
 //add a chat to send log to a chat
-func (b *Bot) sendRemove(answer func(string), from string, params []string) {
+func (b *Bot) delSend(answer func(string), from string, params []string) {
 	if len(params) < 1 {
-		answer("invalid: CMD IPAddress\n or\n CMD IPAddress to")
+		answer("invalid: CMD IPAddress/Hostname\n or\n CMD IPAddress/Hostname to")
 		return
 	}
 	host := params[0]
@@ -52,9 +56,8 @@ func (b *Bot) sendRemove(answer func(string), from string, params []string) {
 		to = params[1]
 	}
 
-	if list, ok := b.db.HostTo[host]; ok {
-		delete(list, to)
-		b.db.HostTo[host] = list
+	if h := b.db.GetHost(host); h != nil {
+		h.DeleteNotify(to)
 		answer(fmt.Sprintf("removed %s in list of %s", to, host))
 	} else {
 		answer("not found host")
@@ -63,7 +66,7 @@ func (b *Bot) sendRemove(answer func(string), from string, params []string) {
 }
 
 // list all hostname with the chat where it send to
-func (b *Bot) sendList(answer func(string), from string, params []string) {
+func (b *Bot) listSend(answer func(string), from string, params []string) {
 	msg := "sending:\n"
 	all := false
 	of := from
@@ -74,10 +77,10 @@ func (b *Bot) sendList(answer func(string), from string, params []string) {
 			of = params[0]
 		}
 	}
-	for ip, toMap := range b.db.HostTo {
+	for _, host := range b.db.Hosts {
 		toList := ""
 		show := all
-		for to := range toMap {
+		for _, to := range host.Notifies {
 			if all {
 				toList = fmt.Sprintf("%s , %s", toList, to)
 			} else if to == of {
@@ -90,58 +93,81 @@ func (b *Bot) sendList(answer func(string), from string, params []string) {
 		if len(toList) > 3 {
 			toList = toList[3:]
 		}
-		if hostname, ok := b.db.Hostname[ip]; ok {
-			msg = fmt.Sprintf("%s%s (%s): %s\n", msg, ip, hostname, toList)
+		if host.Name != "" {
+			msg = fmt.Sprintf("%s%s (%s): %s\n", msg, host.Address, host.Name, toList)
 		} else {
-			msg = fmt.Sprintf("%s%s: %s\n", msg, ip, toList)
+			msg = fmt.Sprintf("%s%s: %s\n", msg, host.Address, toList)
 		}
 	}
 
 	answer(msg)
 }
 
+// add hostname
+func (b *Bot) addHostname(answer func(string), from string, params []string) {
+	if len(params) < 2 {
+		answer("invalid: CMD IPAddress/Hostname NewHostname")
+		return
+	}
+	addr := params[0]
+	name := params[1]
+
+	h := b.db.GetHost(addr)
+	if h == nil {
+		h = b.db.NewHost(addr)
+	}
+	b.db.ChangeHostname(h, name)
+
+	answer(fmt.Sprintf("set for %s the hostname %s", addr, name))
+}
+
+func (b *Bot) delHostname(answer func(string), from string, params []string) {
+	if len(params) < 2 {
+		answer("invalid: CMD IPAddress/Hostname")
+		return
+	}
+	addr := params[0]
+	h := b.db.GetHost(addr)
+	if h != nil {
+		b.db.DeleteHost(h)
+		if h.Name != "" {
+			answer(fmt.Sprintf("remove host %s with hostname %s", h.Address, h.Name))
+		} else {
+			answer(fmt.Sprintf("remove host %s", h.Address))
+		}
+	} else {
+		answer("could not found host")
+	}
+}
+
 // list all host with his ip
 func (b *Bot) listHostname(answer func(string), from string, params []string) {
 	msg := "hostnames:\n"
-	for ip, hostname := range b.db.Hostname {
-		if last, ok := b.db.Lastseen[ip]; ok {
-			got, _ := timeago.TimeAgoWithTime(time.Now(), last)
-			msg = fmt.Sprintf("%s%s - %s (%s)\n", msg, ip, hostname, got)
+	for _, host := range b.db.Hosts {
+		if host.Lastseen.Year() > 1 {
+			got, _ := timeago.TimeAgoFromNowWithTime(host.Lastseen)
+			msg = fmt.Sprintf("%s%s - %s (%s)\n", msg, host.Address, host.Name, got)
 		} else {
-			msg = fmt.Sprintf("%s%s - %s\n", msg, ip, hostname)
+			msg = fmt.Sprintf("%s%s - %s\n", msg, host.Address, host.Name)
 		}
 	}
 	answer(msg)
 }
 
-// list all hostname to a ip
-func (b *Bot) setHostname(answer func(string), from string, params []string) {
-	if len(params) < 2 {
-		answer("invalid: CMD IPAddress NewHostname")
-		return
-	}
-	host := params[0]
-	name := params[1]
-
-	b.db.Hostname[host] = name
-
-	answer(fmt.Sprintf("set for %s the hostname %s", host, name))
-}
-
 // set a filter by max
 func (b *Bot) listMaxfilter(answer func(string), from string, params []string) {
 	msg := "filters: "
 	if len(params) > 0 && params[0] == "all" {
 		msg = fmt.Sprintf("%s\n", msg)
-		for to, filter := range b.db.MaxPrioIn {
-			msg = fmt.Sprintf("%s%s - %s\n", msg, to, filter.String())
+		for _, n := range b.db.Notifies {
+			msg = fmt.Sprintf("%s%s - %s\n", msg, n.Address(), n.MaxPrioIn.String())
 		}
 	} else {
 		of := from
 		if len(params) > 0 {
 			of = params[0]
 		}
-		if filter, ok := b.db.MaxPrioIn[of]; ok {
+		if filter, ok := b.db.NotifiesByAddress[of]; ok {
 			msg = fmt.Sprintf("%s of %s is %s", msg, of, filter)
 		}
 	}
@@ -151,7 +177,7 @@ func (b *Bot) listMaxfilter(answer func(string), from string, params []string) {
 // set a filter to a mix
 func (b *Bot) setMaxfilter(answer func(string), from string, params []string) {
 	if len(params) < 1 {
-		answer("invalid: CMD Priority\n or\n CMD IPAddress Priority")
+		answer("invalid: CMD Priority\n or\n CMD Channel Priority")
 		return
 	}
 	to := from
@@ -165,11 +191,15 @@ func (b *Bot) setMaxfilter(answer func(string), from string, params []string) {
 		max, err = log.ParseLevel(params[0])
 	}
 	if err != nil {
-		answer("invalid priority: CMD Priority\n or\n CMD IPAddress Priority")
+		answer("invalid priority: CMD Priority\n or\n CMD Channel Priority")
 		return
 	}
+	n, ok := b.db.NotifiesByAddress[to]
+	if !ok {
+		n = b.db.NewNotify(to)
+	}
 
-	b.db.MaxPrioIn[to] = max
+	n.MaxPrioIn = max
 
 	answer(fmt.Sprintf("set filter for %s to %s", to, max.String()))
 }
@@ -178,9 +208,9 @@ func (b *Bot) setMaxfilter(answer func(string), from string, params []string) {
 func (b *Bot) listRegex(answer func(string), from string, params []string) {
 	msg := "regexs:\n"
 	if len(params) > 0 && params[0] == "all" {
-		for to, regexs := range b.db.RegexIn {
-			msg = fmt.Sprintf("%s%s\n-------------\n", msg, to)
-			for expression := range regexs {
+		for _, n := range b.db.Notifies {
+			msg = fmt.Sprintf("%s%s\n-------------\n", msg, n.Address())
+			for expression := range n.RegexIn {
 				msg = fmt.Sprintf("%s - %s\n", msg, expression)
 			}
 		}
@@ -189,9 +219,9 @@ func (b *Bot) listRegex(answer func(string), from string, params []string) {
 		if len(params) > 0 {
 			of = params[0]
 		}
-		if regexs, ok := b.db.RegexIn[of]; ok {
-			msg = fmt.Sprintf("%s%s\n-------------\n", msg, from)
-			for expression := range regexs {
+		if n, ok := b.db.NotifiesByAddress[of]; ok {
+			msg = fmt.Sprintf("%s%s\n-------------\n", msg, of)
+			for expression := range n.RegexIn {
 				msg = fmt.Sprintf("%s - %s\n", msg, expression)
 			}
 		}
@@ -207,7 +237,8 @@ func (b *Bot) addRegex(answer func(string), from string, params []string) {
 	}
 	regex := strings.Join(params, " ")
 
-	if err := b.db.AddRegex(from, regex); err == nil {
+	n := b.db.NotifiesByAddress[from]
+	if err := n.AddRegex(regex); err == nil {
 		answer(fmt.Sprintf("add regex for \"%s\" to %s", from, regex))
 	} else {
 		answer(fmt.Sprintf("\"%s\" is no valid regex expression: %s", regex, err))
@@ -220,7 +251,8 @@ func (b *Bot) delRegex(answer func(string), from string, params []string) {
 		answer("invalid: CMD regex\n or\n CMD channel regex")
 		return
 	}
+	n := b.db.NotifiesByAddress[from]
 	regex := strings.Join(params, " ")
-	delete(b.db.RegexIn[from], regex)
+	delete(n.RegexIn, regex)
 	b.listRegex(answer, from, []string{})
 }
diff --git a/bot/main.go b/bot/main.go
index c3a3f9a..36532f9 100644
--- a/bot/main.go
+++ b/bot/main.go
@@ -8,26 +8,31 @@ import (
 )
 
 type Bot struct {
-	db       *database.DB
-	commands map[string]commandFunc
+	db          *database.DB
+	commandsMap map[string]commandFunc
+	commands    []string
 }
 
 func NewBot(db *database.DB) *Bot {
 	b := &Bot{
 		db: db,
 	}
-	b.commands = map[string]commandFunc{
+	b.commandsMap = map[string]commandFunc{
 		"help":          b.help,
-		"send-to":       b.sendTo,
-		"send-list":     b.sendList,
-		"send-rm":       b.sendRemove,
-		"hostname-set":  b.setHostname,
+		"send-add":      b.addSend,
+		"send-list":     b.listSend,
+		"send-del":      b.delSend,
+		"hostname-set":  b.addHostname,
 		"hostname-list": b.listHostname,
+		"hostname-del":  b.delHostname,
 		"filter-set":    b.setMaxfilter,
 		"filter-list":   b.listMaxfilter,
 		"regex-add":     b.addRegex,
 		"regex-list":    b.listRegex,
-		"regex-rm":      b.delRegex,
+		"regex-del":     b.delRegex,
+	}
+	for k, _ := range b.commandsMap {
+		b.commands = append(b.commands, k)
 	}
 	return b
 }
@@ -38,7 +43,7 @@ func (b *Bot) Handle(answer func(string), from, msg string) {
 		return
 	}
 	cmdName := msgParts[0][1:]
-	if cmd, ok := b.commands[cmdName]; ok {
+	if cmd, ok := b.commandsMap[cmdName]; ok {
 		cmd(answer, from, msgParts[1:])
 	} else {
 		answer(fmt.Sprintf("not found command: !%s", cmdName))
diff --git a/database/host.go b/database/host.go
new file mode 100644
index 0000000..6696bdd
--- /dev/null
+++ b/database/host.go
@@ -0,0 +1,95 @@
+package database
+
+import (
+	"time"
+)
+
+type Host struct {
+	Name              string             `json:"name"`
+	Address           string             `json:"address"`
+	Lastseen          time.Time          `json:"lastseen,omitempty"`
+	LastseenNotify    time.Time          `json:"lastseen_notify,omitempty"`
+	Notifies          []string           `json:"notifies"`
+	NotifiesByAddress map[string]*Notify `json:"-"`
+}
+
+func (h *Host) AddNotify(n *Notify) {
+	if _, ok := h.NotifiesByAddress[n.Address()]; !ok {
+		h.Notifies = append(h.Notifies, n.Address())
+		h.NotifiesByAddress[n.Address()] = n
+	}
+}
+func (h *Host) DeleteNotify(to string) {
+	delete(h.NotifiesByAddress, to)
+	for i, v := range h.Notifies {
+		if v == to {
+			copy(h.Notifies[i:], h.Notifies[i+1:])
+			h.Notifies = h.Notifies[:len(h.Notifies)-1]
+			return
+		}
+	}
+	return
+}
+
+// -- global notify
+
+func (db *DB) InitHost() {
+	if db.HostsByAddress == nil {
+		db.HostsByAddress = make(map[string]*Host)
+	}
+	if db.HostsByName == nil {
+		db.HostsByName = make(map[string]*Host)
+	}
+	for _, h := range db.Hosts {
+		if h.NotifiesByAddress == nil {
+			h.NotifiesByAddress = make(map[string]*Notify)
+		}
+		for _, nName := range h.Notifies {
+			h.NotifiesByAddress[nName] = db.NotifiesByAddress[nName]
+		}
+		db.HostsByAddress[h.Address] = h
+		db.HostsByName[h.Name] = h
+	}
+}
+
+func (db *DB) AddHost(h *Host) {
+	db.Hosts = append(db.Hosts, h)
+	db.HostsByAddress[h.Address] = h
+	db.HostsByName[h.Name] = h
+}
+
+func (db *DB) GetHost(str string) *Host {
+	h, ok := db.HostsByAddress[str]
+	if ok {
+		return h
+	}
+	return db.HostsByName[str]
+}
+func (db *DB) DeleteHost(h *Host) {
+	delete(db.HostsByAddress, h.Address)
+	delete(db.HostsByName, h.Name)
+	for i, v := range db.Hosts {
+		if v.Address == h.Address {
+			copy(db.Hosts[i:], db.Hosts[i+1:])
+			db.Hosts[len(db.Hosts)-1] = nil
+			db.Hosts = db.Hosts[:len(db.Hosts)-1]
+			return
+		}
+	}
+	return
+}
+
+func (db *DB) ChangeHostname(h *Host, name string) {
+	delete(db.HostsByName, h.Name)
+	h.Name = name
+	db.HostsByName[name] = h
+}
+
+func (db *DB) NewHost(addr string) *Host {
+	h := &Host{
+		Address:           addr,
+		NotifiesByAddress: make(map[string]*Notify),
+	}
+	db.AddHost(h)
+	return h
+}
diff --git a/database/main.go b/database/main.go
index df15513..b40609c 100644
--- a/database/main.go
+++ b/database/main.go
@@ -4,106 +4,64 @@ import (
 	"regexp"
 	"time"
 
-	"dev.sum7.eu/genofire/golang-lib/file"
 	log "github.com/sirupsen/logrus"
 )
 
 const AlertMsg = "alert service from logmania, device did not send new message for a while"
 
 type DB struct {
-	Hostname       map[string]string                    `json:"hostname"`
-	HostTo         map[string]map[string]bool           `json:"host_to"`
-	MaxPrioIn      map[string]log.Level                 `json:"maxLevel"`
-	RegexIn        map[string]map[string]*regexp.Regexp `json:"regexIn"`
+	Hostname       map[string]string                    `json:"hostname,omitempty"`
+	HostTo         map[string]map[string]bool           `json:"host_to,omitempty"`
+	MaxPrioIn      map[string]log.Level                 `json:"maxLevel,omitempty"`
+	RegexIn        map[string]map[string]*regexp.Regexp `json:"regexIn,omitempty"`
 	Lastseen       map[string]time.Time                 `json:"lastseen,omitempty"`
 	LastseenNotify map[string]time.Time                 `json:"-"`
+	// new format
+	Hosts             []*Host            `json:"hosts"`
+	HostsByAddress    map[string]*Host   `json:"-"`
+	HostsByName       map[string]*Host   `json:"-"`
+	Notifies          []*Notify          `json:"notifies"`
+	NotifiesByAddress map[string]*Notify `json:"-"`
 }
 
-func (db *DB) SendTo(e *log.Entry) (*log.Entry, []string) {
-	hostname, ok := e.Data["hostname"].(string)
+func (db *DB) SendTo(e *log.Entry) (*log.Entry, *Host, []*Notify) {
+	addr, ok := e.Data["hostname"].(string)
 	if !ok {
-		return e, nil
+		return e, nil, nil
 	}
-	if to, ok := db.HostTo[hostname]; ok {
-		if e.Message != AlertMsg && hostname != "" {
-			db.Lastseen[hostname] = time.Now()
+	var host *Host
+	if host, ok := db.HostsByAddress[addr]; ok {
+		if e.Message != AlertMsg {
+			host.Lastseen = time.Now()
 		}
-		var toList []string
-		for toEntry, _ := range to {
-			if lvl := db.MaxPrioIn[toEntry]; e.Level >= lvl {
+		var toList []*Notify
+		for _, notify := range host.NotifiesByAddress {
+			if lvl := notify.MaxPrioIn; e.Level >= lvl {
 				continue
 			}
-			if regex, ok := db.RegexIn[toEntry]; ok {
-				stopForTo := false
-				for _, expr := range regex {
-					if expr.MatchString(e.Message) {
-						stopForTo = true
-						continue
-					}
-				}
-				if stopForTo {
+			stopForTo := false
+			for _, expr := range notify.RegexIn {
+				if expr.MatchString(e.Message) {
+					stopForTo = true
 					continue
 				}
 			}
-			toList = append(toList, toEntry)
+			if stopForTo {
+				continue
+			}
+			toList = append(toList, notify)
 		}
-		if replaceHostname, ok := db.Hostname[hostname]; ok {
-			entry := e.WithField("hostname", replaceHostname)
+		if host.Name != "" {
+			entry := e.WithField("hostname", host.Name)
 			entry.Level = e.Level
 			entry.Message = e.Message
-			return entry, toList
+			return entry, host, toList
 		}
-		return e, toList
+		return e, host, toList
 	} else {
-		db.HostTo[hostname] = make(map[string]bool)
-	}
-	return e, nil
-}
-
-func (db *DB) AddRegex(to, expression string) error {
-	regex, err := regexp.Compile(expression)
-	if err == nil {
-		if _, ok := db.RegexIn[to]; !ok {
-			db.RegexIn[to] = make(map[string]*regexp.Regexp)
-		}
-		db.RegexIn[to][expression] = regex
-		return nil
-	}
-	return err
-}
-
-func ReadDBFile(path string) *DB {
-	var db DB
-
-	if err := file.ReadJSON(path, &db); err == nil {
-		log.Infof("loaded %d hosts", len(db.HostTo))
-		if db.Lastseen == nil {
-			db.Lastseen = make(map[string]time.Time)
-		}
-		if db.LastseenNotify == nil {
-			db.LastseenNotify = make(map[string]time.Time)
-		}
-		if db.RegexIn == nil {
-			db.RegexIn = make(map[string]map[string]*regexp.Regexp)
-		} else {
-			for to, regexs := range db.RegexIn {
-				for exp, _ := range regexs {
-					db.AddRegex(to, exp)
-				}
-			}
-		}
-		return &db
-	} else {
-		log.Error("failed to open db file: ", path, ":", err)
-	}
-	return &DB{
-		Hostname:       make(map[string]string),
-		HostTo:         make(map[string]map[string]bool),
-		MaxPrioIn:      make(map[string]log.Level),
-		RegexIn:        make(map[string]map[string]*regexp.Regexp),
-		Lastseen:       make(map[string]time.Time),
-		LastseenNotify: make(map[string]time.Time),
+		host = db.NewHost(addr)
 	}
+	return e, host, nil
 }
 
 func (db *DB) Alert(expired time.Duration, send func(e *log.Entry) error) {
@@ -111,17 +69,19 @@ func (db *DB) Alert(expired time.Duration, send func(e *log.Entry) error) {
 
 	for range c {
 		now := time.Now()
-		for host, time := range db.Lastseen {
-			if time.Before(now.Add(expired * -2)) {
-				if timeNotify, ok := db.LastseenNotify[host]; !ok || !time.Before(timeNotify) {
-					db.LastseenNotify[host] = now
-					entry := log.NewEntry(log.New())
-					entry.Level = log.ErrorLevel
-					entry.Message = AlertMsg
-					entry.WithField("hostname", host)
-					send(entry)
-				}
+		for _, h := range db.Hosts {
+			if !h.Lastseen.Before(now.Add(expired * -2)) {
+				continue
 			}
+			if h.LastseenNotify.Year() <= 1 && h.Lastseen.Before(h.LastseenNotify) {
+				continue
+			}
+			h.LastseenNotify = now
+			entry := log.NewEntry(log.New())
+			entry.Level = log.ErrorLevel
+			entry.Message = AlertMsg
+			entry.WithField("hostname", h.Address)
+			send(entry)
 		}
 	}
 }
diff --git a/database/notify.go b/database/notify.go
new file mode 100644
index 0000000..b8b4846
--- /dev/null
+++ b/database/notify.go
@@ -0,0 +1,67 @@
+package database
+
+import (
+	"regexp"
+	"strings"
+
+	log "github.com/sirupsen/logrus"
+)
+
+type Notify struct {
+	Protocoll string                    `json:"proto"`
+	To        string                    `json:"to"`
+	RegexIn   map[string]*regexp.Regexp `json:"regexIn"`
+	MaxPrioIn log.Level                 `json:"maxLevel"`
+}
+
+func (n *Notify) Init() {
+	if n.RegexIn == nil {
+		n.RegexIn = make(map[string]*regexp.Regexp)
+	}
+	for exp, _ := range n.RegexIn {
+		regex, err := regexp.Compile(exp)
+		if err == nil {
+			n.RegexIn[exp] = regex
+		}
+	}
+}
+
+func (n *Notify) AddRegex(expression string) error {
+	regex, err := regexp.Compile(expression)
+	if err == nil {
+		n.RegexIn[expression] = regex
+	}
+	return err
+}
+
+func (n *Notify) Address() string {
+	return n.Protocoll + ":" + n.To
+}
+
+// -- global notify
+
+func (db *DB) InitNotify() {
+	if db.NotifiesByAddress == nil {
+		db.NotifiesByAddress = make(map[string]*Notify)
+	}
+	for _, n := range db.Notifies {
+		n.Init()
+		db.NotifiesByAddress[n.Address()] = n
+	}
+}
+
+func (db *DB) AddNotify(n *Notify) {
+	db.Notifies = append(db.Notifies, n)
+	db.NotifiesByAddress[n.Address()] = n
+}
+
+func (db *DB) NewNotify(to string) *Notify {
+	addr := strings.Split(to, ":")
+	n := &Notify{
+		Protocoll: addr[0],
+		To:        addr[1],
+		RegexIn:   make(map[string]*regexp.Regexp),
+	}
+	db.AddNotify(n)
+	return n
+}
diff --git a/database/read.go b/database/read.go
new file mode 100644
index 0000000..f4186dc
--- /dev/null
+++ b/database/read.go
@@ -0,0 +1,26 @@
+package database
+
+import (
+	"dev.sum7.eu/genofire/golang-lib/file"
+	log "github.com/sirupsen/logrus"
+)
+
+func ReadDBFile(path string) *DB {
+	var db DB
+
+	if err := file.ReadJSON(path, &db); err == nil {
+		log.Infof("loaded %d hosts", len(db.HostTo))
+
+		db.InitNotify()
+		db.InitHost()
+		// import
+		db.update()
+		return &db
+	} else {
+		log.Error("failed to open db file: ", path, ":", err)
+	}
+	adb := &DB{}
+	adb.InitNotify()
+	adb.InitHost()
+	return adb
+}
diff --git a/database/update.go b/database/update.go
new file mode 100644
index 0000000..3038bb1
--- /dev/null
+++ b/database/update.go
@@ -0,0 +1,72 @@
+package database
+
+func (db *DB) update() {
+	if db.Hostname != nil {
+		for addr, name := range db.Hostname {
+			h, ok := db.HostsByName[name]
+			if !ok {
+				h = db.NewHost(addr)
+				db.ChangeHostname(h, name)
+			}
+		}
+		db.Hostname = nil
+	}
+	if db.HostTo != nil {
+		for addr, channels := range db.HostTo {
+			h, ok := db.HostsByAddress[addr]
+			if !ok {
+				h = db.NewHost(addr)
+			}
+			for channel := range channels {
+				n, ok := db.NotifiesByAddress[channel]
+				if !ok {
+					n = db.NewNotify(channel)
+				}
+				h.AddNotify(n)
+			}
+		}
+		db.HostTo = nil
+	}
+	if db.MaxPrioIn != nil {
+		for to, prio := range db.MaxPrioIn {
+			notify, ok := db.NotifiesByAddress[to]
+			if !ok {
+				notify = db.NewNotify(to)
+			}
+			notify.MaxPrioIn = prio
+		}
+		db.MaxPrioIn = nil
+	}
+	if db.RegexIn != nil {
+		for to, regexs := range db.RegexIn {
+			notify, ok := db.NotifiesByAddress[to]
+			if !ok {
+				notify = db.NewNotify(to)
+			}
+			for exp, _ := range regexs {
+				notify.AddRegex(exp)
+			}
+		}
+		db.RegexIn = nil
+	}
+	if db.Lastseen != nil {
+		for addr, t := range db.Lastseen {
+			h, ok := db.HostsByAddress[addr]
+			if !ok {
+				h = db.NewHost(addr)
+			}
+			h.Lastseen = t
+		}
+		db.Lastseen = nil
+	}
+	if db.LastseenNotify != nil {
+		for addr, t := range db.LastseenNotify {
+			h, ok := db.HostsByAddress[addr]
+			if !ok {
+				h = db.NewHost(addr)
+			}
+			h.LastseenNotify = t
+		}
+		db.LastseenNotify = nil
+	}
+}
diff --git a/notify/xmpp/main.go b/notify/xmpp/main.go
index 7e2210e..bf275a5 100644
--- a/notify/xmpp/main.go
+++ b/notify/xmpp/main.go
@@ -2,7 +2,6 @@ package xmpp
 
 import (
 	"errors"
-	"strings"
 
 	xmpp_client "dev.sum7.eu/genofire/yaja/client"
 	xmpp "dev.sum7.eu/genofire/yaja/xmpp"
@@ -16,8 +15,8 @@ import (
 )
 
 const (
-	proto      = "xmpp:"
-	protoGroup = "xmpp-muc:"
+	proto      = "xmpp"
+	protoGroup = "xmpp-muc"
 	nickname   = "logmania"
 )
 
@@ -94,9 +93,9 @@ func Init(config *lib.NotifyConfig, db *database.DB, bot *bot.Bot) notify.Notifi
 				msg := element.(*xmpp.MessageClient)
 				from := msg.From.Bare().String()
 				if msg.Type == xmpp.MessageTypeGroupchat {
-					from = protoGroup + from
+					from = protoGroup + ":" + from
 				} else {
-					from = proto + from
+					from = proto + ":" + from
 				}
 
 				bot.Handle(func(answer string) {
@@ -116,10 +115,9 @@ func Init(config *lib.NotifyConfig, db *database.DB, bot *bot.Bot) notify.Notifi
 			}
 		}
 	}()
-	for _, toAddresses := range db.HostTo {
-		for to, _ := range toAddresses {
-			toAddr := strings.TrimPrefix(to, protoGroup)
-			toJID := xmppbase.NewJID(toAddr)
+	for toAddr, toAddresses := range db.NotifiesByAddress {
+		if toAddresses.Protocoll == protoGroup {
+			toJID := xmppbase.NewJID(toAddresses.To)
 			toJID.Resource = nickname
 			err := client.Send(&xmpp.PresenceClient{
 				To: toJID,
@@ -143,19 +141,18 @@ func Init(config *lib.NotifyConfig, db *database.DB, bot *bot.Bot) notify.Notifi
 }
 
 func (n *Notifier) Send(e *log.Entry) error {
-	e, to := n.db.SendTo(e)
-	if to == nil {
+	e, _, tos := n.db.SendTo(e)
+	if tos == nil || len(tos) <= 0 {
 		return errors.New("no reciever found")
 	}
 	text, err := n.formatter.Format(e)
 	if err != nil {
 		return err
 	}
-	for _, toAddr := range to {
-		if strings.HasPrefix(toAddr, protoGroup) {
-			toAddr = strings.TrimPrefix(toAddr, protoGroup)
-			if _, ok := n.channels[toAddr]; ok {
-				toJID := xmppbase.NewJID(toAddr)
+	for _, to := range tos {
+		if to.Protocoll == protoGroup {
+			if _, ok := n.channels[to.To]; ok {
+				toJID := xmppbase.NewJID(to.To)
 				toJID.Resource = nickname
 				err := n.client.Send(&xmpp.PresenceClient{
 					To: toJID,
@@ -163,22 +160,21 @@ func (n *Notifier) Send(e *log.Entry) error {
 				if err != nil {
 					logger.Error("xmpp could not join ", toJID.String(), " error:", err)
 				} else {
-					n.channels[toAddr] = true
+					n.channels[to.To] = true
 				}
 			}
 			err := n.client.Send(&xmpp.MessageClient{
 				Type: xmpp.MessageTypeGroupchat,
-				To:   xmppbase.NewJID(toAddr),
+				To:   xmppbase.NewJID(to.To),
 				Body: string(text),
 			})
 			if err != nil {
-				logger.Error("xmpp to ", toAddr, " error:", err)
+				logger.Error("xmpp to ", to.To, " error:", err)
 			}
 		} else {
-			toAddr = strings.TrimPrefix(toAddr, proto)
 			err := n.client.Send(&xmpp.MessageClient{
 				Type: xmpp.MessageTypeChat,
-				To:   xmppbase.NewJID(toAddr),
+				To:   xmppbase.NewJID(to.To),
 				Body: string(text),
 			})
 			if err != nil {