TCP Ports

Service NamePort ProtocolAliasComments
tcpmux1tcpTCP port service multiplexor
rtmp1ddpRouting table maintenance
nbp2ddpName binding protocol
echo4ddp
zip6ddpZone information protocol
echo7tcp
udp
discard9tcp
udp
sink
null
systat11tcpusers
daytime13tcp
udp
netstat15tcp
qotd17tcp
udp
quote
msp18tcp
udp
Message send protocol
chargen19tcp
udp
ttytst
source
ftp-data20tcp
ftp21tcp
sshd22tcpSecure Shell
telnet23tcp
smtp25tcpmail
time37tcp
udp
timeserver
rlp39udpresourceResource Location
name42tcp
udp
nameserver
whois43tcpnicnameGenerally sri-nic
re-mail-ck50tcp
udp
Remote mail checking protocol
nameserver53tcp
udp
domainDNS
mtp57tcpDeprecated
bootps67tcp
udp
Boot program server
bootpc68tcp
udp
Boot program client
tftp69udpTrivial file transfer protocol
gopher70tcp
udp
rje77tcpnetrjs
finger79tcp
http80tcp
udp
link87tcpttylink
kerberos88tcp
udp
supdup95tcp
hostnames101tcphostnameGenerally from sri-nic
iso-tasp102tcp
dictionary103tcpwebster
x400103tcpISO Mail
x400-snd104tcp
csnet-ns105tcp
3com-tsmux106tcp
udp
rtelnet107tcp
udp
pop109tcp
udp
postoffice
pop3110tcp
udp
postoffice
portmap111tcp
udp
sunrpc111tcp
udp
auth113tcpauthentication
sftp115tcp
path117tcp
uucp-path117tcp
nntp119tcpusenetNetwork News Transfer Protocol
ntp123tcp
udp
ntpd
ntp
Network Time Protocol
nbname137tcp
udp
nbdatagram138tcp
udp
nbsession139tcp
udp
imap2143tcp
udp
news144tcp
sgmp153udpsgmp
tcprepo158tcprepositoryPCMAIL
snmp161udpsnmp
snmp-trap162udpsnmp
cmip-man163tcp
udp
ISO mgmt over IP
cmip-agent164tcp
udp
print-srv170tcpNetwork PostScript
mailq174tcp
udp
Zmailer mail queue
vmnet175tcp
xdmcp177tcp
udp
X11 display manager control protocol
nextstep178tcp
udp
NeXTStep window server
bgp179tcp
udp
Border gateway protocol
propero191tcp
udp
irc194tcp
udp
smux199tcp
udp
SNMP unix multiplexer
at-rtmp201tcp
udp
Appletalk routing
at-nbp202tcp
udp
Appletalk name binding
at-echo204tcp
udp
Appletalk echo
at-zis206tcp
udp
Appletalk zone information
qmtp209tcp
udp
Quick mail transfer protocol
z3950210tcp
udp
waisNISO Z39.50 database
ipx213tcp
udp
IPX
imap3220tcp
udp
Interactive mail access
load315udp
rpc2portmap369tcp
udp
Coda portmapper
codaauth2370tcp
udp
Coda authentication server
ulistserver372tcp
udp
Listserver
vmnet0400tcp
https443tcp
udp
SSL
snpp444tcp
udp
Simple network paging protocol
ssmtptcpSMTP over SSL
saft487tcp
udp
Simple asynchronouse file xfer prot
sytek500udp
exec512tcp
biff512udpcomsat
login513tcp
who513udpwhod
shell514tcpcmdNo Password Used
syslog514udp
printer515tcpspoolerPrinter Spooler
talk517udp
ntalk518udp
efs520tcpFor LucasFilm
route520udprouter
routed
timed525udptimeserver
tempo526tcpnewdate
courier530tcprpc
conference531tcpchat
rvd-control531udpMIT
disk
netnews532tcpreadnews
netwall533udpEmergency Broadcasts
gdomap538tcp
udp
GNUstep distributed objects
uucp540tcpuucpd
klogin543tcpKerberos Authenticated rlogin
kshell544tcpcmdAnd Remote Shell
afpovertcp548tcp
udp
AFP over TCP
new-rwho550udpnew-whoExperimental
remotefs556tcprfs_server
rfs
Brunhoff Remote Filesystem
rmonitor560udprmonitordExperimental
monitor561udpExperimental
snews563tcp
udp
NNTP over SSL
garcon600tcp
maitrd601tcp
busboy602tcp
npmp-local610tcp
udp
dqs313_qmasternpmp-local
npmp-gui611tcp
udp
dqs313_execdnpmp-gui
hmmp-ind612tcp
udp
dqs313_intercellHMMP indication
ssl-ldap636tcp
udp
LDAP over SSL
acctmaster700udp
acctslave701udp
acct702udp
acctlogin703udp
acctprinter704udp
elcsd704udpError Log
acctinfo705udp
acctslave2706udp
acctdisk707udp
kerberos-adm749tcpKerberos kadmin
kerberos750tcp
udp
kdcKerberos Authentication
kerberos_master751tcp
udp
Kerberos Authentication
passwd_server752udpKerberos Password Server
userreg_server753udpKerberos userreg Server
krb_prop754tcpKerberos Slave Propagation
krbupdate760tcpKerberos registration
kpasswd761tcpKerberos passwd
webster765tcp
udp
Network dictionary
omirr808tcp
udp
omirrdOnline mirror
supfilesrv871tcpSUP server
rsync873tcp
udp
erlogin888tcpLogin and Environment Passing
simap993tcpIMAP over SSL
spop3995tcp
udp
POP-3 over SSL
socks1080tcp
udp
SOCKS proxy server
kpop1109tcpPop with Kerberos
supfiledbgtcp
udp
SUP debugging
phone1167udp
rmtcfg1236tcp
xtel1313tcp
ingreslock1524tcp
prospero-np1525tcp
udp
support1529tcp
udp
GNATS
datametrics1645tcp
udp
sa-msg-port1646tcp
udp
maze1666udp
radius1812tcp
udp
radacct1813tcp
udp
cfinger2003tcp
nfs2049udpSUN NFS
knetd2053tcpKerberos De-multiplexor
zephyr-srv2102tcp
udp
zephyr-clt2103tcp
udp
zephyr-hm2104tcp
udp
eklogin2105tcpKerberos Encrypted rlogin
ninstall2150tcp
udp
cvspserver2401tcp
udp
CVS
venus2430tcp
udp
Codacon
venus-se2431tcp
udp
Callback/wbc interface
codasrv2432tcp
udp
Coda server
codasrv-e2433tcp
udp
Code side effects
afbackup2988tcp
udp
icp3130tcp
udp
Internet cache protocol
mysql3306tcp
udp
MySQL
fax4557tcp
hylafax4559tcp
udp
rfe5002tcp
udp
Radio free ethernet
cfengine5308tcp
udp
noclog5354tcp
udp
hostmon5355tcp
udp
postgres5432tcp
udp
rmt5555tcprmtd
mtb5556tcpmtbdmtb Backup
irc6667tcpInternet Relay Chat
bbs7000tcp
webcache8080tcp
udp
tproxy8081tcp
udp
Transparent proxy
mandelspawn9359tcp
udp
Network mandelbrot
man9535tcpRemote man server
w9536tcp
mantst9537tcpRemote man server (testing)
bnews10000tcp
rscs010000udp
queue10001tcp
rscs110001udp
poker10002tcp
rscs210002udp
gateway10003tcp
rscs310003udp
remp10004tcp
rscs410004udp
rscs510005udp
rscs610006udp
rscs710007udp
rscs810008udp
rscs910009udp
rscsa10010udp
rscsb10011udp
qmaster10012tcp
udp
amanda10080tcp
kamanda10081tcp
udp
amandaidx10082tcp
isdnlog20011tcp
udp
vboxd20012tcp
udp
binkp24554tcp
udp
asp27374tcp
udp
Address search protocol
tfido60177tcp
udp
Ifmail
fido60179tcp
udp
Ifmail