Protocol

Port	Service	Description
1	TCPMUX	TCP Port Service Multiplexer
5	RJE	Remote Job Entry
7	ECHO or ICMP
18	MSP	Message Send Protocol
20	FTP	File Transfer Protocol (Active mode data)
21	FTP	File Transfer Protocol (Control data between client and server)
22	SSH	Secure Shell Service
22	SCP	Secure Copy Protocol
22	SFTP	Secure FTP
23	Telnet
25	SMTP	Simple Mail Transfer Protocol
29	MSG ICP
37	Time
42	Nameserv	Host Name Server
43	WHOIS
49	TACACS	Terminal Access Control Access Control System
53	DNS	Domain Name System
67	DHCP (UDP)	Dynamic Host Configuration Protocol (Server)
68	DHCP (UDP)	Dynamic Host Configuration Protocol (Client)
69	TFTP (UDP)	Trivial File Transfer Protocol
70		Gopher Service
79	Finger
80	HTTP	Hypertext Transfer Protocol
88	Kerberos
103		X.400 Standard
110	POP3	Post Office Protocol version 3
111	RPC	Remote Procedure Call
118		SQL Service
119	NNTP	Network News Transfer Protocol - Newsgroup
123	NTP (UDP)	Network Time Protocol
135	Windows RPC	Windows RPC
137	NetBIOS (UDP)	Name Services (Network Basic Input/Output System)
138	NetBIOS (UDP)	Datagram Services
139	NetBIOS (UDP)	Session Services
143	IMAP4	Internet Message Access Protocol
161	SNMP	Simple Network Management Protocol (Agent Received) SNMP Request: Get, GetNext, Set, GetBulk, Response, Trap, Inform.
162	SNMP	Simple Network Management Protocol (Manager, Traps)
179	BGP	Border Gateway Protocol A standardized exterior gateway protocol designed to exchange routing and reach-ability information among autonomous systems on the Internet. The protocol is classified as a path vector protocol.
190	GACP	Gateway Access Control Protocol
197	DLS	Directory Location Service
201	AppleTalk
389	LDAP	Lightweight Directory Access Protocol
443	HTTPS	Hypertext Transfer Protocol Secure
444	SNPP	Simple Network Paging Protocol
445	SMB	Server Message Block
458		Apple QuickTime
464	kpasswd5	Kerberos password Service
465	SMTPS	Simple Mail Transfer Protocol Secure
500	ISAKMP (UDP)	Internet Security Association and Key Management Protocol Internet Key Exchange (IKE) used with IPSec
512	rexec	rexec (username / password) It is a service that allows you to execute a command inside a host if you know valid credentials (username and password).
513	rlogin	rlogin (telnet) This service was mostly used in the old days for remote administration but now because of security issues this service has been replaced by the slogin and the ssh.
514	rhosts	Rsh use .rhosts files and /etc/hosts.equiv for authentication. These methods relied on IP addresses and DNS (Domain Name System) for authentication. However, spoofing IP addresses is fairly easy, especially if the attacker is on the local network.
514	rcp	Remote Copy
514	SYSLOG (UDP)
515	LPD/LPR	Line Printer Daemon / Line Printer Requester
520	RIP	Routing Information Protocol
546	DHCPv6 (UDP)	Client
547	DHCPv6 (UDP)	Server
587	SMTP	Simple Mail Transfer Protocol SMTP Request: MAIL, RCPT, DATA
593	RPC	RPC over HTTPS
631	IPP	Internet Printing Protocol
636	LDAPS	Lightweight Directory Access Protocol Secure
873	Rsync	rsync is a utility for efficiently transferring and synchronizing files between a computer and an external hard drive and across networked computers by comparing the modification timesand sizes of files.[3] It is commonly found on Unix-like operating systems. The rsync algorithm is a type of delta encoding, and is used for minimizing network usage. Zlib may be used for additional data compression,[3] and SSH or stunnel can be used for security.
902	VMware
990	FTPs	File Transfer Protocol Secure
993	IMAPS	Internet Message Access Protocol Secure
995	POP3S	Post Office Protocol Secure
1080	Socks Proxy
1194	VPN	Virtual Private Network / OpenVPN
1433	MS-SQL	Microsoft SQL
1434	MS-SQL	Microsoft SQL (Monitoring)
1521	Oracle
1629	DameWare
1723	PPTP	Point-to-Point Tunneling Protocol
1812	RADIUS	Remote Authentication Dial-In User Service
1813	RADIUS	Remote Authentication Dial-In User Service
2049	NFS	Network File System
2082	cPanel
2083	cPanel
2967	Symantec
3128	Squid Proxy
3306	MySQL	MySQL is a freely available open source Relational Database Management System (RDBMS) that uses Structured Query Language (SQL).
3389	RDP	Remote Desktop Protocol
5060	SIP	Session Initiation Protocol
5061	SIP	Session Initiation Protocol with TLS
5222	Jabber
5223	XMPP	Extensible Messaging and Presence Protocol
5432	PostgreSQL
5500	VNC Server	Virtual Network Computing
5666	Nagios
5800	VNC	VNC over HTTP
5900	VNC Server
5985	WinRM	Windows Remote Management
5986	WinRMs	Windows Remote Management over HTTPS
6000	X11	The X Window System A windowing system for bitmap displays, common on Unix-like operating systems. Provides the basic framework for a GUI environment: drawing and moving windows on the display device and interacting with a mouse and keyboard.
6129	DameWare	Remote Access Software on port 6129
6667	IRC	Internet Relay Chat
8080	HTTP Proxy
8086	Kaspersky AV
8087	Kaspersky AV
9001	Tor
9001	HSQLDB	HyperSQL DataBase
9100	HP JetDirect
10000	Webmin
27017	MongoDB