Minor edits to FreeDNS documentation

README.md

@@ -270,7 +270,7 @@ You don't have to do anything manually!
 1. ISPConfig 3.1 API
 1. Alwaysdata.com API
 1. Linode.com API
-1. FreeDNS
+1. FreeDNS (https://freedns.afraid.org/)
 
 **More APIs coming soon...**
 

dnsapi/README.md

@@ -278,7 +278,7 @@ acme.sh --issue --dns dns_linode --dnssleep 900 -d example.com -d www.example.co
 
 The `LINODE_API_KEY` will be saved in `~/.acme.sh/account.conf` and will be reused when needed.
 
-## 15.  Use FreeDNS
+## 15. Use FreeDNS
 
 FreeDNS (https://freedns.afraid.org/) does not provide an API to update DNS records (other than IPv4 and IPv6
 dynamic DNS addresses).  The acme.sh plugin therefore retrieves and updates domain TXT records by logging
@@ -298,12 +298,9 @@ reuses that when needed.
 Now you can issue a certificate.
 
 ```sh
-acme.sh --issue --dns dns_freedns --dnssleep 30 -d example.com -d www.example.com
+acme.sh --issue --dns dns_freedns -d example.com -d www.example.com
 ```
 
-FreeDNS updates records quite quickly so it is possible to reduce the dnssleep time, in the above example
-to 30 seconds.
-
 # Use custom API
 
 If your API is not supported yet, you can write your own DNS API.