Update documentation

README.md

@@ -45,16 +45,9 @@ $ http --json ifconfig.co
 }
 ```
 
-Pass the appropriate flag (usually `-4` and `-6`) to your tool to switch between
-IPv4 and IPv6 lookup.
-
-The subdomains https://v4.ifconfig.co and https://v6.ifconfig.co can be used to
-force IPv4 or IPv6 lookup.
-
 ## Features
 
 * Easy to remember domain name
-* Supports IPv4 and IPv6
 * Supports HTTPS
 * Open source under the [BSD 3-Clause license](https://opensource.org/licenses/BSD-3-Clause)
 * Fast
@@ -66,7 +59,7 @@ force IPv4 or IPv6 lookup.
 
 * To scratch an itch
 * An excuse to use Go for something
-* Faster than ifconfig.me and has IPv6 support
+* Faster than ifconfig.me
 
 ## Building
 

index.html

@@ -99,8 +99,6 @@ $ http ifconfig.co/port/8080
       </div>
       <div class="pure-u-1 pure-u-md-1-1">
         <h2>FAQ</h2>
-        <h3>How do I force IPv4 or IPv6 lookup?</h3>
-        <p>IPv4 or IPv6 lookup can be forced by using the <a href="//v4.ifconfig.co">v4</a> and <a href="//v6.ifconfig.co">v6<a> subdomains.</p>
 
         <h3>Is using this service from automated scripts/tools permitted?</h3>
         <p>Yes, as long as the rate limit is respected. <em>Please limit