Well-known port 21 (tcp/udp/sctp): File Transfer Protocol [Control]. Service name: ftp. Referenced in RFC959, RFC9260.
value: 21
| Service Name | ftp |
|---|---|
| Port Number | 21 |
| Transport Protocol | tcp |
| Description | File Transfer Protocol [Control] |
| Assignee | [Jon_Postel] |
| Contact | [Jon_Postel] |
| Registration Date | |
| Modification Date | |
| Reference | [RFC959] |
| Service Code | |
| Unauthorized Use Reported | |
| Assignment Notes | Defined TXT keys: u=<username> p=<password> path=<path> |
agent: curl -H 'accept: application/json' wire.phall.io/port/21
or /port/21.json