From d981d44f878cac29a56436d06dfdfb9a82c2d761 Mon Sep 17 00:00:00 2001
From: Bozhan Liang <lbz@rivensbane.com>
Date: Mon, 16 Dec 2024 20:29:04 +0800
Subject: [PATCH] documentation for createReverse6

---
 docs/lua-records/functions.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/lua-records/functions.rst b/docs/lua-records/functions.rst
index 45af5dde9a4f7..725471601335c 100644
--- a/docs/lua-records/functions.rst
+++ b/docs/lua-records/functions.rst
@@ -384,6 +384,7 @@ Reverse DNS functions
       - ``%3%`` = 0
       - ``%4%`` = 1
   - ``%33%`` converts the compressed address format into a dashed format, e.g. ``2001:a::1`` to ``2001-a--1``
+      This format may add '0' to the result, preventing it from being identified as an illegal IDN by ``dig``.
   - ``%34%`` to ``%41%`` represent the 8 uncompressed 2-byte chunks
       - **Example:** PTR query for ``2001:a:b::123``
       - ``%34%`` - returns ``2001`` (chunk 1)