port checker

Your IP address is -

** Scanning 36 ports will take some time ...

Why Portscan is needed?

Port scanner, a free online tool allows you to scan commonly used ports on your computer. Scan takes less than a minute, after which the result will be displayed in a table.

if you are connected to Internet, unnecessary opened ports can prove as a security threat. With this utility you can check for unwanted running services and can close them if those are not being used intentionally. Stopping unwanted services will also increase system performance.

Which ports are checked?

Below is a table of ports, describing protocols that check port scanner.

NumberPortProtocolDescriptionQuick List
120FTP DataFile Transfer Protocol - File Transfer Protocol. Port for data.N
221FTP ControlFile Transfer Protocol - File Transfer Protocol. Port for commands.Y
322SSHSecure SHell - "secure shell". Remote Management Protocol operating system.Y
423telnetTErminaL NETwork. Protocol implementation text interface over the network.Y
525SMTPSimple Mail Transfer Protocol - Simple Mail Transfer Protocol.Y
642WINSWindows Internet Name Service. Mapping NetBIOS-name computers with IP-addresses of nodesN
743WHOIS"Who is". Protocol obtaining the registration of ownership of domain names and IP addressesN
853DNSDomain Name System - Domain Name System.N
967DHCPDynamic Host Configuration Protocol - Dynamic Host Configuration Protocol. Dynamic IPN
1069TFTPTrivial File Transfer Protocol - a simple file transfer protocol.N
1180HTTP / WebHyperText Transfer Protocol - hypertext transfer protocol.Y
12110POP3Post Office Protocol Version 3 - receive e-mail protocol, version 3Y
13115SFTPSSH File Transfer Protocol. Secure data transmission protocol.Y
14123NTPNetwork Time Protocol. Synchronization protocol computer's internal clock.N
15137NetBIOSNetwork Basic Input / Output System. Protocol for network I / O operations. Naming Service.N
16138NetBIOSNetwork Basic Input / Output System. Protocol for network I / O operations. Service connection.N
17139NetBIOSNetwork Basic Input / Output System. Protocol for network I / O operations. Service sessions.N
18143IMAPInternet Message Access Protocol. Application-level protocol for accessing e-mail.N
19161SNMPSimple Network Management Protocol - Simple Network Management Protocol. Device Management.N
20179BGPBorder Gateway Protocol, Border Gateway Protocol. Dynamic routing protocol.N
21443HTTPSHyperText Transfer Protocol Secure) - protocol HTTP, which supports encryption.Y
22445SMBServer Message Block. The remote access to files, printers, and network resources.N
23514SyslogSystem Log. Protocol and sending log messages about system events occur.N
24515LPDLine Printer Daemon. Remote printing protocol on the printer.N
25993IMAP SSLProtocol IMAP, supports SSL encryption.N
26995POP3 SSLPOP3 protocol supports SSL encryption.N
271080SOCKSSOCKet Secure. Receiving protocol secure anonymous access.N
281433MSSQLMicrosoft SQL Server - database management system. Port to access the database.Y
293128ProxyCurrently the port often used proxies.N
303268LDAPLightweight Directory Access Protocol - lightweight directory access protocol (directory service).N
313306MySQLAccess to MySQL databases.Y
323389RDPRemote Desktop Protocol - Remote Desktop for Windows.Y
335432PostgreSQLAccess to PostgreSQL databases.N
345900VNCVirtual Network Computing - a system of remote access to the desktop computer.Y
355938TeamViewerTeamViewer - Remote control system for ensuring your computer and data exchange.N
368080HTTP / WebAlternate port for the HTTP protocol. Sometimes used proxies.Y
This site uses cookies and other tracking technologies to assist with your ability to provide feedback, analyze your use of our products and services, and provide content from third parties. Cookie Policy