FTP Response Code Lookup
Enter any FTP status code to get a plain-English explanation of what it means and how to resolve it.
Common:
Code not found. FTP codes are 3-digit numbers (100–699).
FTP response code categories
1xx Positive Preliminary
The action is being initiated; expect another reply before sending a new command.
2xx Positive Completion
The requested action has been completed successfully.
3xx Positive Intermediate
The command accepted; send the specified information to proceed.
4xx Transient Negative Completion
The command was not accepted; retry later (temporary error).
5xx Permanent Negative Completion
The command was not accepted and should not be retried (permanent error).