diff -r e9feb78ccbee dns/models/dnszone.py
--- a/dns/models/dnszone.py Thu Jul 10 14:48:25 2014 +0400
+++ b/dns/models/dnszone.py Mon Aug 04 14:16:44 2014 +0400
@@ -671,3 +671,22 @@
 def on_delete(sender, instance, **kwargs):
     sync_request(instance.channels, "list", delta=5)
     # @todo: Delete from repo
+
+
+@receiver(post_save, sender=Address)
+def on_address_save(sender, instance, created, **kwargs):
+    """
+    Fires after Address.save()
+    """
+    if created:
+        old = Address.objects.get(id=instance.id)
+        DNSZone.touch(old.address)
+        DNSZone.touch(old.fqdn)
+    DNSZone.touch(instance.address)
+    DNSZone.touch(instance.fqdn)
+
+
+@receiver(pre_delete, sender=Address)
+def on_address_delete(sender, instance, **kwargs):
+    DNSZone.touch(instance.fqdn)
+    DNSZone.touch(instance.address)
diff -r e9feb78ccbee ip/models/address.py
--- a/ip/models/address.py  Thu Jul 10 14:48:25 2014 +0400
+++ b/ip/models/address.py  Mon Aug 04 14:16:44 2014 +0400
@@ -141,27 +141,7 @@
         self.afi = self.get_afi(self.address)
         # Set proper prefix
         self.prefix = Prefix.get_parent(self.vrf, self.afi, self.address)
-        old = None
-        if self.pk:
-            old = Address.objects.get(pk=self.pk)
         super(Address, self).save(**kwargs)
-        # If address or fqdn changed, touch zones
-        if (not old or self.address != old.address or
-            self.fqdn != old.fqdn or self.vrf != old.vrf):
-            # Touch reverse zone
-            DNSZone.touch(self.address)
-            # Touch forward zone
-            DNSZone.touch(self.fqdn)
-            if old and old.fqdn and old.fqdn != self.fqdn:
-                # Touch old forward zone too
-                DNSZone.touch(old.fqdn)
-
-    def delete(self):
-        fqdn = self.fqdn
-        address = self.address
-        super(Address, self).delete()
-        DNSZone.touch(fqdn)
-        DNSZone.touch(address)

     def clean(self):
         """
@@ -176,11 +156,11 @@
         elif self.afi == "6":
             check_ipv6(self.address)

-    ##
-    ## First line of description
-    ##
     @property
     def short_description(self):
+        """
+        First line of description
+        """
         if self.description:
             return self.description.split("\n", 1)[0].strip()
         else:
@@ -220,6 +200,3 @@
                 )
             }
         )
-
-## Prevent import loop
-from noc.dns.models import DNSZone