FTP Service .. Times Out When Trying To Get Directories

For some reasons I cant access any of my accounts on my dedicated server via FTP. It simply times out when it tried to display the directories.

Heres a log from FileZila...

Code:
Status:Resolving address of testdomain.com
Status:Connecting to 64.237.58.43:21...
Status:Connection established, waiting for welcome message...
Response:220---------- Welcome to Pure-FTPd [TLS] ----------
Response:220-You are user number 3 of 50 allowed.
Response:220-Local time is now 19:39. Server port: 21.
Response:220-This is a private system - No anonymous login
Response:220-IPv6 connections are also welcome on this server.
Response:220 You will be disconnected after 15 minutes of inactivity.
Command:USER testaccount
Response:331 User testaccount OK. Password required
Command:PASS ********
Response:230-User testaccount has group access to: testaccount
Response:230 OK. Current restricted directory is /
Command:SYST
Response:215 UNIX Type: L8
Command:FEAT
Response:211-Extensions supported:
Response: EPRT
Response: IDLE
Response: MDTM
Response: SIZE
Response: REST STREAM
Response: MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
Response: MLSD
Response: ESTP
Response: PASV
Response: EPSV
Response: SPSV
Response: ESTA
Response: AUTH TLS
Response: PBSZ
Response: PROT
Response:211 End.
Status:Connected
Status:Retrieving directory listing...
Command:PWD
Response:257 "/" is your current location
Command:TYPE I
Response:200 TYPE is now 8-bit binary
Command:PASV
Response:227 Entering Passive Mode (64,237,58,43,145,153)
Command:MLSD
Response:150 Accepted data connection
Response:226-ASCII
Response:226-Options: -a -l
Response:226 18 matches total
Error:Connection timed out
Error:Failed to retrieve directory listing

I have restarted the FTP service serveral times but still It doesnt loads.