To be shure if it work,
You can test it with CuteFtp pro
STATUS:> Resolving host name 65.3.253.238.
STATUS:> Host name 65.3.253.238 resolved: ip = 65.3.253.238.
STATUS:> Getting listing ""...
STATUS:> Connecting to ftp server 65.3.253.238:27015 (ip = 65.3.253.238)...
ERROR:> Can't connect to remote server. Socket error = #10060.
STATUS:> Waiting 61 seconds...
STATUS:> ============== Attempt #1 ==============
STATUS:> Connecting to ftp server 65.3.253.238:27015 (ip = 65.3.253.238)...