Tools
Port Dictionary
Look up well-known TCP/UDP port numbers and services.
Port Dictionary
20 FTP (data)
21 FTP (control)
22 SSH
23 Telnet
25 SMTP
53 DNS
80 HTTP
110 POP3
143 IMAP
443 HTTPS
465 SMTPS
587 SMTP (submission)
993 IMAPS
995 POP3S
3306 MySQL
5432 PostgreSQL
6379 Redis
8080 HTTP-alt
8443 HTTPS-alt
27017 MongoDB
About this tool
Identify the service behind a TCP or UDP port number, or search the well-known port registry by service name.
Everything runs in your browser: the input never leaves the page, and nothing is logged or stored.