From 1b6dc616dc9872c52693f7a0301bf987cc8e46cf Mon Sep 17 00:00:00 2001
From: mxssl <m.susula@gmail.com>
Date: Sat, 22 Jun 2024 02:50:32 +0000
Subject: [PATCH] update docs

---
 README.md | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index dd5cca3..f8924cc 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,16 @@ This is a simple app that you can use to check your external IP address. Hosted
 
 Usage:
 
+IPv4:
+
+```sh
+curl -4 sre.monster
+```
+
+IPv6:
+
 ```sh
-curl sre.monster
+curl -6 sre.monster
 ```
 
 ## Install