Client closed connection

Smart FTP ver. 4.0.1209.0
My first attempt to connect to various servers always times out and sometimes never resolves itself. Usually retry makes connection.
Here is the log:
 
[08:31:29] SmartFTP v4.0.1209.0
[08:31:29] Resolving host name "ftp.readyhosting.com"
[08:31:29] Connecting to 65.254.231.80 Port: 21
[08:31:30] Connected to ftp.readyhosting.com.
[08:31:31] 220-
[08:31:31] 220 Readyhosting FTP Server ready
[08:31:31] USER NancyC
[08:31:32] 331 Password required for NancyC
[08:31:32] PASS (hidden)
[08:31:32] 230 User NancyC logged in
[08:31:32] SYST
[08:31:33] 215 UNIX Type: L8
[08:31:33] Detected Server Type: UNIX
[08:31:33] RTT: 689.254 ms
[08:31:33] FEAT
[08:31:34] 211-Features:
[08:31:34]  MDTM
[08:31:34]  MFMT
[08:31:34]  TVFS
[08:31:34]  MFF modify;UNIX.group;UNIX.mode;
[08:31:34]  MLST modify*;perm*;size*;type*;unique*;UNIX.group*;UNIX.mode*;UNIX.owner*;
[08:31:34]  SITE MKDIR
[08:31:34]  SITE RMDIR
[08:31:34]  SITE UTIME
[08:31:34]  SITE SYMLINK
[08:31:34]  REST STREAM
[08:31:34]  SIZE
[08:31:34] 211 End
[08:31:34] PWD
[08:31:34] 257 "/" is the current directory
[08:31:35] CWD /Documents
[08:31:35] 250 CWD command successful
[08:31:35] PWD
[08:31:36] 257 "/Documents" is the current directory
[08:31:36] TYPE A
[08:31:37] 200 Type set to A
[08:31:37] PASV
[08:31:37] 227 Entering Passive Mode (65,254,231,80,230,249)
[08:31:37] Opening data connection to 65.254.231.80 Port: 59129
[08:31:37] MLSD
[08:31:44] 0 bytes transferred. (0 bytes/s) (00:00:06)
[08:32:45] Timeout (60s).
[08:32:45] Active Help: https://www.smartftp.com/support/kb/74
[08:32:45] Client closed the connection.