Microsoft Terminal Server (RDP) officially registered as Windows Based Terminal (WBT)
close (48 ms)
3306
MySQL database system
close (47 ms)
21
FTP control (command)
close (48 ms)
23
Telnet protocol—unencrypted text communications
close (49 ms)
110
Post Office Protocol v3 (POP3)
close (48 ms)
53
Domain Name System (DNS)
close (48 ms)
111
ONC RPC (Sun RPC)
close (48 ms)
135
Microsoft EPMAP (End Point Mapper), also known as DCE/RPC Locator service, used to remotely manage services including DHCP server, DNS server and WINS. Also used by DCOM
close (51 ms)
139
NetBIOS Session Service
close (48 ms)
143
Internet Message Access Protocol (IMAP), management of email messages
close (47 ms)
389
Lightweight Directory Access Protocol (LDAP)
close (48 ms)
443
Hypertext Transfer Protocol over TLS/SSL (HTTPS)
close (1050 ms)
445
Microsoft-DS Active Directory, Windows shares (Microsoft-DS SMB file sharing)
close (47 ms)
587
e-mail message submission (SMTP)
close (47 ms)
1025
NFS IIS Teradata
close (48 ms)
1352
IBM Lotus Notes/Domino (RPC) protocol
close (47 ms)
1433
Microsoft SQL Server database management system (MSSQL) server
close (47 ms)
1723
Microsoft Point-to-Point Tunneling Protocol (PPTP)