can't connect to server

[16:26:25] SmartFTP v4.0.1137.0
[16:26:29] Resolving host name "11.111.111.10"
[16:26:29] Connecting to 11.111.111.10 Port: 21
[16:26:50] A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
[16:26:50] Client closed the connection.
[16:26:50] Active Help: https://www.smartftp.com/support/kb/58
[16:26:50] Connect failed. Waiting to retry (30s)...
[16:27:20] Connection attempt 2...
[16:27:20] Resolving host name "11.111.111.10"
[16:27:20] Connecting to 11.111.111.10 Port: 21
[16:27:41] A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
[16:27:41] Client closed the connection.
[16:27:41] Active Help: https://www.smartftp.com/support/kb/58
[16:27:41] Connect failed. Waiting to retry (30s)...
[16:28:11] Connection attempt 3...
[16:28:11] Resolving host name "11.111.111.10"
[16:28:11] Connecting to 11.111.111.10 Port: 21
[16:28:32] A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
[16:28:32] Client closed the connection.

----hope someone can help me..thanks in advance---

Are you sure 11.111.111.10 is the correct host name/ip address? Please contact your web hosting provider to get the correct information.