diff --git a/index.html b/index.html
index 575f20a..79bc1b1 100644
--- a/index.html
+++ b/index.html
@@ -68,7 +68,8 @@ console.log("Your screen resolution = " +
 
 <h2>skunks</h2>
 
-<a href="https://test-ipv6.com/">test6</a><br/>
+<a href="https://test-ipv6.com/">test ipv6</a><br/>
+<a href="https://ifconfig.co/">test ipv4</a><br/>
 <a href="https://security.wit.org/">security</a><br/>
 <a href="https://dynv6.com/zones/3272167">dyndns dynv6.com</a><br/>
 <a href="https://squidfunk.github.io/mkdocs-material/insiders/">Convert check to this?</a>mkdocs-material: A way to make docs<br/>