diff --git a/zone/diobrand b/zone/diobrand
new file mode 100644
index 0000000..b310497
--- /dev/null
+++ b/zone/diobrand
@@ -0,0 +1 @@
+diobrand IN NS ns.treelar.xyz.
diff --git a/zone/kirigirikyok b/zone/kirigirikyok
new file mode 100644
index 0000000..4546576
--- /dev/null
+++ b/zone/kirigirikyok
@@ -0,0 +1 @@
+kirigirikyok IN NS ns.treelar.xyz.
diff --git a/zone/yousor b/zone/yousor
new file mode 100644
index 0000000..831ef0f
--- /dev/null
+++ b/zone/yousor
@@ -0,0 +1 @@
+yousor IN NS ns.treelar.xyz.