diff --git a/templates/zones.php b/templates/zones.php
index fc81cb3..34f9ea9 100644
--- a/templates/zones.php
+++ b/templates/zones.php
@@ -79,6 +79,9 @@
 				<?php } ?>
 			</tbody>
 		</table>
+		<div>
+			(Zones are sorted by reversed Internet domain name to group labels according to the DNS hierarchy.)
+		</div>
 		<?php } ?>
 	</div>
 	<div role="tabpanel" class="tab-pane" id="reverse4">
@@ -119,6 +122,9 @@
 				<?php } ?>
 			</tbody>
 		</table>
+		<div>
+			(Zones are sorted by reversed Internet domain name to group labels according to the DNS hierarchy.)
+		</div>
 		<?php } ?>
 		<?php if($active_user->admin) { ?>
 		<div class="form-inline reverse_zone_prefill">
@@ -166,6 +172,9 @@
 				<?php } ?>
 			</tbody>
 		</table>
+		<div>
+			(Zones are sorted by reversed Internet domain name to group labels according to the DNS hierarchy.)
+		</div>
 		<?php } ?>
 		<?php if($active_user->admin) { ?>
 		<div class="form-inline reverse_zone_prefill">