diff --git a/document/asn-dir.txt b/document/asn-dir.txt
index 1ceba61..fa30658 100644
--- a/document/asn-dir.txt
+++ b/document/asn-dir.txt
@@ -1,3 +1,18 @@
-NAME="cupkappu"
-OWNER="cupkappu"
-DESC="Cup's neonetwork"
\ No newline at end of file
+# as-dir Template
+# ===============
+# Filename format: AS<Number>
+# ASN range: 4201270000 ~ 4201279999
+# Remove any line which starts with '#' when applying
+# AS Name
+NAME=""
+# Owner
+OWNER=""
+# Description
+DESC=""
+# Source of this ASN
+# Possible values: "NeoNetwork", "DN42" or "INET"
+SOURCE=""
+# if it's a ASN registered from *NIC, this variable records
+# whether members of NeoNetwork have validated its ownership yet
+# Possible values: "YES" "NO"
+VALID=""