Make domain replacement command shorter

README.md

@@ -12,10 +12,10 @@ ip4.clerie.de and ip6.clerie.de just returns the remote addr.
 
 ip4.clerie.de has only an A record. ip6.clerie.de has only an AAAA record.
 
-If you want host this yourself you have to replace all hardcoded domains. You can use the following sed command. Don't forget to change `IP.EXAMPLE.COM`, `IP4.EXAMPLE.COM` and `IP6.EXAMPLE.COM` to your own.
+If you want host this yourself you have to replace all hardcoded domains. You can use the following sed command. Don't forget to change `.EXAMPLE.COM` to your own.
 
 ```
-sed -e '/git.clerie.de/!s/ip.clerie.de/IP.EXAMPLE.COM/g;s/ip4.clerie.de/IP4.EXAMPLE.COM/g;s/ip6.clerie.de/IP6.EXAMPLE.COM/g' ip.clerie.de
+sed -e '/git.clerie.de/!s/.clerie.de/.EXAMPLE.COM/g;' ip.clerie.de
 ```
 
 The first match is to exclude the line with the link to the git repo from replacing.

ip.clerie.de

@@ -58,6 +58,7 @@ server {
         <li><b>IPv6:</b> <span id="ip6">Loading...</span></li>
         <li><b>IPv4:</b> <span id="ip4">Loading...</span></li>
         </ul>
+        <p>Use bash and curl: <code>curl ip{4,6}.clerie.de</code></p>
         <p><small>Because any other "Whats my IP?"-tool sucks. <a href="https://git.clerie.de/clerie/ip.clerie.de">Host yourself :3</a></small></p>
       </body>
     </html>