
Port Assignments: # 334 - 599 Port Assignments: # 600 - 1023
![]()
Ports 0 ~ 333
![]()
Keyword Decimal /Description
0/tcp Reserved
0/udp Reserved
tcpmux 1/tcp TCP Port Service Multiplexer
tcpmux 1/udp TCP Port Service Multiplexer
compressnet 2/tcp Management Utility
compressnet 2/udp Management Utility
compressnet 3/tcp Compression Process
compressnet 3/udp Compression Process
4/tcp Unassigned
4/udp Unassigned
rje 5/tcp Remote Job Entry
rje 5/udp Remote Job Entry
6/tcp Unassigned
6/udp Unassigned
echo 7/tcp Echo
echo 7/udp Echo
8/tcp Unassigned
8/udp Unassigned
discard 9/tcp Discard
discard 9/udp Discard
10/tcp Unassigned
10/udp Unassigned
systat 11/tcp Active Users
systat 11/udp Active Users
12/tcp Unassigned
12/udp Unassigned
daytime 13/tcp Daytime (RFC 867)
daytime 13/udp Daytime (RFC 867)
14/tcp Unassigned
14/udp Unassigned
15/tcp Unassigned [was netstat]
15/udp Unassigned
16/tcp Unassigned
16/udp Unassigned
qotd 17/tcp Quote of the Day
qotd 17/udp Quote of the Day
msp 18/tcp Message Send Protocol
msp 18/udp Message Send Protocol
chargen 19/tcp Character Generator
chargen 19/udp Character Generator
ftp-data 20/tcp File Transfer [Default Data]
ftp-data 20/udp File Transfer [Default Data]
ftp 21/tcp File Transfer [Control]
ftp 21/udp File Transfer [Control]
ssh 22/tcp SSH Remote Login Protocol
ssh 22/udp SSH Remote Login Protocol
telnet 23/tcp Telnet
telnet 23/udp Telnet
24/tcp any private mail system
24/udp any private mail system
smtp 25/tcp Simple Mail Transfer
smtp 25/udp Simple Mail Transfer
26/tcp Unassigned
26/udp Unassigned
nsw-fe 27/tcp NSW User System FE
nsw-fe 27/udp NSW User System FE
28/tcp Unassigned
28/udp Unassigned
msg-icp 29/tcp MSG ICP
msg-icp 29/udp MSG ICP
30/tcp Unassigned
30/udp Unassigned
msg-auth 31/tcp MSG Authentication
msg-auth 31/udp MSG Authentication
32/tcp Unassigned
32/udp Unassigned
dsp 33/tcp Display Support Protocol
dsp 33/udp Display Support Protocol
34/tcp Unassigned
34/udp Unassigned
35/tcp any private printer server
35/udp any private printer server
36/tcp Unassigned
36/udp Unassigned
time 37/tcp Time
time 37/udp Time
rap 38/tcp Route Access Protocol
rap 38/udp Route Access Protocol
rlp 39/tcp Resource Location Protocol
rlp 39/udp Resource Location Protocol
40/tcp Unassigned
40/udp Unassigned
graphics 41/tcp Graphics
graphics 41/udp Graphics
name 42/tcp Host Name Server
name 42/udp Host Name Server
nameserver 42/tcp Host Name Server
nameserver 42/udp Host Name Server
nicname 43/tcp Who Is
nicname 43/udp Who Is
mpm-flags 44/tcp MPM FLAGS Protocol
mpm-flags 44/udp MPM FLAGS Protocol
mpm 45/tcp Message Processing Module [recv]
mpm 45/udp Message Processing Module [recv]
mpm-snd 46/tcp MPM [default send]
mpm-snd 46/udp MPM [default send]
ni-ftp 47/tcp NI FTP
ni-ftp 47/udp NI FTP
auditd 48/tcp Digital Audit Daemon
auditd 48/udp Digital Audit Daemon
tacacs 49/tcp Login Host Protocol (TACACS)
tacacs 49/udp Login Host Protocol (TACACS)
re-mail-ck 50/tcp Remote Mail Checking Protocol
re-mail-ck 50/udp Remote Mail Checking Protocol
la-maint 51/tcp IMP Logical Address Maintenance
la-maint 51/udp IMP Logical Address Maintenance
xns-time 52/tcp XNS Time Protocol
xns-time 52/udp XNS Time Protocol
domain 53/tcp Domain Name Server
domain 53/udp Domain Name Server
xns-ch 54/tcp XNS Clearinghouse
xns-ch 54/udp XNS Clearinghouse
isi-gl 55/tcp ISI Graphics Language
isi-gl 55/udp ISI Graphics Language
xns-auth 56/tcp XNS Authentication
xns-auth 56/udp XNS Authentication
57/tcp any private terminal access
57/udp any private terminal access
xns-mail 58/tcp XNS Mail
xns-mail 58/udp XNS Mail
59/tcp any private file service
59/udp any private file service
60/tcp Unassigned
60/udp Unassigned
ni-mail 61/tcp NI MAIL
ni-mail 61/udp NI MAIL
acas 62/tcp ACA Services
acas 62/udp ACA Services
whois 63/tcp whois
whois 63/udp whois
covia 64/tcp Communications Integrator (CI)
covia 64/udp Communications Integrator (CI)
tacacs-ds 65/tcp TACACS-Database Service
tacacs-ds 65/udp TACACS-Database Service
sql*net 66/tcp Oracle SQL*NET
sql*net 66/udp Oracle SQL*NET
bootps 67/tcp Bootstrap Protocol Server
bootps 67/udp Bootstrap Protocol Server
bootpc 68/tcp Bootstrap Protocol Client
bootpc 68/udp Bootstrap Protocol Client
tftp 69/tcp Trivial File Transfer
tftp 69/udp Trivial File Transfer
gopher 70/tcp Gopher
gopher 70/udp Gopher
netrjs-1 71/tcp Remote Job Service
netrjs-1 71/udp Remote Job Service
netrjs-2 72/tcp Remote Job Service
netrjs-2 72/udp Remote Job Service
netrjs-3 73/tcp Remote Job Service
netrjs-3 73/udp Remote Job Service
netrjs-4 74/tcp Remote Job Service
netrjs-4 74/udp Remote Job Service
75/tcp any private dial out service
75/udp any private dial out service
deos 76/tcp Distributed External Object Store
deos 76/udp Distributed External Object Store
77/tcp any private RJE service
77/udp any private RJE service
vettcp 78/tcp vettcp
vettcp 78/udp vettcp
finger 79/tcp Finger
finger 79/udp Finger
http 80/tcp World Wide Web HTTP
http 80/udp World Wide Web HTTP
www 80/tcp World Wide Web HTTP
www 80/udp World Wide Web HTTP
www-http 80/tcp World Wide Web HTTP
www-http 80/udp World Wide Web HTTP
hosts2-ns 81/tcp HOSTS2 Name Server
hosts2-ns 81/udp HOSTS2 Name Server
xfer 82/tcp XFER Utility
xfer 82/udp XFER Utility
mit-ml-dev 83/tcp MIT ML Device
mit-ml-dev 83/udp MIT ML Device
ctf 84/tcp Common Trace Facility
ctf 84/udp Common Trace Facility
mit-ml-dev 85/tcp MIT ML Device
mit-ml-dev 85/udp MIT ML Device
mfcobol 86/tcp Micro Focus Cobol
mfcobol 86/udp Micro Focus Cobol
87/tcp any private terminal link
87/udp any private terminal link
kerberos 88/tcp Kerberos
kerberos 88/udp Kerberos
su-mit-tg 89/tcp SU/MIT Telnet Gateway
su-mit-tg 89/udp SU/MIT Telnet Gateway
90/ unofficially by Pointcast
dnsix 90/tcp DNSIX Securit Attribute Token Map
dnsix 90/udp DNSIX Securit Attribute Token Map
mit-dov 91/tcp MIT Dover Spooler
mit-dov 91/udp MIT Dover Spooler
npp 92/tcp Network Printing Protocol
npp 92/udp Network Printing Protocol
dcp 93/tcp Device Control Protocol
dcp 93/udp Device Control Protocol
objcall 94/tcp Tivoli Object Dispatcher
objcall 94/udp Tivoli Object Dispatcher
supdup 95/tcp SUPDUP
supdup 95/udp SUPDUP
dixie 96/tcp DIXIE Protocol Specification
dixie 96/udp DIXIE Protocol Specification
swift-rvf 97/tcp Swift Remote Virtural File Protocol
swift-rvf 97/udp Swift Remote Virtural File Protocol
tacnews 98/tcp TAC News
tacnews 98/udp TAC News
metagram 99/tcp Metagram Relay
metagram 99/udp Metagram Relay
newacct 100/tcp [unauthorized use]
hostname 101/tcp NIC Host Name Server
hostname 101/udp NIC Host Name Server
iso-tsap 102/tcp ISO-TSAP Class 0
iso-tsap 102/udp ISO-TSAP Class 0
gppitnp 103/tcp Genesis Point-to-Point Trans Net
gppitnp 103/udp Genesis Point-to-Point Trans Net
acr-nema 104/tcp ACR-NEMA Digital Imag.
acr-nema 104/udp ACR-NEMA Digital Imag.
cso 105/tcp CCSO name server protocol
cso 105/udp CCSO name server protocol
csnet-ns 105/tcp Mailbox Name Nameserver
csnet-ns 105/udp Mailbox Name Nameserver
3com-tsmux 106/tcp 3COM-TSMUX
3com-tsmux 106/udp 3COM-TSMUX
rtelnet 107/tcp Remote Telnet Service
rtelnet 107/udp Remote Telnet Service
snagas 108/tcp SNA Gateway Access Server
snagas 108/udp SNA Gateway Access Server
pop2 109/tcp Post Office Protocol - Version 2
pop2 109/udp Post Office Protocol - Version 2
pop3 110/tcp Post Office Protocol - Version 3
pop3 110/udp Post Office Protocol - Version 3
sunrpc 111/tcp SUN Remote Procedure Call
sunrpc 111/udp SUN Remote Procedure Call
mcidas 112/tcp McIDAS Data Transmission Protocol
mcidas 112/udp McIDAS Data Transmission Protocol
ident 113/tcp
auth 113/tcp Authentication Service
auth 113/udp Authentication Service
114 Deprecated June 2004
sftp 115/tcp Simple File Transfer Protocol
sftp 115/udp Simple File Transfer Protocol
ansanotify 116/tcp ANSA REX Notify
ansanotify 116/udp ANSA REX Notify
uucp-path 117/tcp UUCP Path Service
uucp-path 117/udp UUCP Path Service
sqlserv 118/tcp SQL Services
sqlserv 118/udp SQL Services
nntp 119/tcp Network News Transfer Protocol
nntp 119/udp Network News Transfer Protocol
cfdptkt 120/tcp CFDPTKT
cfdptkt 120/udp CFDPTKT
erpc 121/tcp Encore Expedited Remote Pro.Call
erpc 121/udp Encore Expedited Remote Pro.Call
smakynet 122/tcp SMAKYNET
smakynet 122/udp SMAKYNET
ntp 123/tcp Network Time Protocol
ntp 123/udp Network Time Protocol
ansatrader 124/tcp ANSA REX Trader
ansatrader 124/udp ANSA REX Trader
locus-map 125/tcp Locus PC-Interface Net Map Ser
locus-map 125/udp Locus PC-Interface Net Map Ser
nxedit 126/tcp NXEdit
nxedit 126/udp NXEdit
unitary 126/tcp Unisys Unitary Login
unitary 126/udp Unisys Unitary Login
locus-con 127/tcp Locus PC-Interface Conn Server
locus-con 127/udp Locus PC-Interface Conn Server
gss-xlicen 128/tcp GSS X License Verification
gss-xlicen 128/udp GSS X License Verification
pwdgen 129/tcp Password Generator Protocol
pwdgen 129/udp Password Generator Protocol
cisco-fna 130/tcp cisco FNATIVE
cisco-fna 130/udp cisco FNATIVE
cisco-tna 131/tcp cisco TNATIVE
cisco-tna 131/udp cisco TNATIVE
cisco-sys 132/tcp cisco SYSMAINT
cisco-sys 132/udp cisco SYSMAINT
statsrv 133/tcp Statistics Service
statsrv 133/udp Statistics Service
ingres-net 134/tcp INGRES-NET Service
ingres-net 134/udp INGRES-NET Service
epmap 135/tcp DCE endpoint resolution
epmap 135/udp DCE endpoint resolution
profile 136/tcp PROFILE Naming System
profile 136/udp PROFILE Naming System
netbios-ns 137/tcp NETBIOS Name Service
netbios-ns 137/udp NETBIOS Name Service
netbios-dgm 138/tcp NETBIOS Datagram Service
netbios-dgm 138/udp NETBIOS Datagram Service
netbios-ssn 139/tcp NETBIOS Session Service
netbios-ssn 139/udp NETBIOS Session Service
emfis-data 140/tcp EMFIS Data Service
emfis-data 140/udp EMFIS Data Service
emfis-cntl 141/tcp EMFIS Control Service
emfis-cntl 141/udp EMFIS Control Service
bl-idm 142/tcp Britton-Lee IDM
bl-idm 142/udp Britton-Lee IDM
imap 143/tcp Internet Message Access Protocol
imap 143/udp Internet Message Access Protocol
uma 144/tcp Universal Management Architecture
uma 144/udp Universal Management Architecture
uaac 145/tcp UAAC Protocol
uaac 145/udp UAAC Protocol
iso-tp0 146/tcp ISO-IP0
iso-tp0 146/udp ISO-IP0
iso-ip 147/tcp ISO-IP
iso-ip 147/udp ISO-IP
jargon 148/tcp Jargon
jargon 148/udp Jargon
aed-512 149/tcp AED 512 Emulation Service
aed-512 149/udp AED 512 Emulation Service
sql-net 150/tcp SQL-NET
sql-net 150/udp SQL-NET
hems 151/tcp HEMS
hems 151/udp HEMS
bftp 152/tcp Background File Transfer Program
bftp 152/udp Background File Transfer Program
sgmp 153/tcp SGMP
sgmp 153/udp SGMP
netsc-prod 154/tcp NETSC
netsc-prod 154/udp NETSC
netsc-dev 155/tcp NETSC
netsc-dev 155/udp NETSC
sqlsrv 156/tcp SQL Service
sqlsrv 156/udp SQL Service
knet-cmp 157/tcp KNET/VM Command/Message
knet-cmp 157/udp KNET/VM Command/Message
pcmail-srv 158/tcp PCMail Server
pcmail-srv 158/udp PCMail Server
nss-routing 159/tcp NSS-Routing
nss-routing 159/udp NSS-Routing
sgmp-traps 160/tcp SGMP-TRAPS
sgmp-traps 160/udp SGMP-TRAPS
snmp 161/tcp SNMP
snmp 161/udp SNMP
snmptrap 162/tcp SNMPTRAP
snmptrap 162/udp SNMPTRAP
cmip-man 163/tcp CMIP/TCP Manager
cmip-man 163/udp CMIP/TCP Manager
cmip-agent 164/tcp CMIP/TCP Agent
cmip-agent 164/udp CMIP/TCP Agent
xns-courier 165/tcp Xerox
xns-courier 165/udp Xerox
s-net 166/tcp Sirius Systems
s-net 166/udp Sirius Systems
namp 167/tcp NAMP
namp 167/udp NAMP
rsvd 168/tcp RSVD
rsvd 168/udp RSVD
send 169/tcp SEND
send 169/udp SEND
print-srv 170/tcp Network PostScript
print-srv 170/udp Network PostScript
multiplex 171/tcp Network Innovations Multiplex
multiplex 171/udp Network Innovations Multiplex
cl/1 172/tcp Network Innovations CL/1
cl/1 172/udp Network Innovations CL/1
xyplex-mux 173/tcp Xyplex
xyplex-mux 173/udp Xyplex
mailq 174/tcp MAILQ
mailq 174/udp MAILQ
vmnet 175/tcp VMNET
vmnet 175/udp VMNET
genrad-mux 176/tcp GENRAD-MUX
genrad-mux 176/udp GENRAD-MUX
xdmcp 177/tcp X Display Manager Control Protocol
xdmcp 177/udp X Display Manager Control Protocol
nextstep 178/tcp NextStep Window Server
nextstep 178/udp NextStep Window Server
bgp 179/tcp Border Gateway Protocol
bgp 179/udp Border Gateway Protocol
ris 180/tcp Intergraph
ris 180/udp Intergraph
unify 181/tcp Unify
unify 181/udp Unify
audit 182/tcp Unisys Audit SITP
audit 182/udp Unisys Audit SITP
ocbinder 183/tcp OCBinder
ocbinder 183/udp OCBinder
ocserver 184/tcp OCServer
ocserver 184/udp OCServer
remote-kis 185/tcp Remote-KIS
remote-kis 185/udp Remote-KIS
kis 186/tcp KIS Protocol
kis 186/udp KIS Protocol
aci 187/tcp Application Communication Interface
aci 187/udp Application Communication Interface
mumps 188/tcp Plus Five's MUMPS
mumps 188/udp Plus Five's MUMPS
qft 189/tcp Queued File Transport
qft 189/udp Queued File Transport
gacp 190/tcp Gateway Access Control Protocol
gacp 190/udp Gateway Access Control Protocol
prospero 191/tcp Prospero Directory Service
prospero 191/udp Prospero Directory Service
osu-nms 192/tcp OSU Network Monitoring System
osu-nms 192/udp OSU Network Monitoring System
srmp 193/tcp Spider Remote Monitoring Protocol
srmp 193/udp Spider Remote Monitoring Protocol
irc 194/tcp Internet Relay Chat Protocol
irc 194/udp Internet Relay Chat Protocol
dn6-nlm-aud 195/tcp DNSIX Network Level Module Audit
dn6-nlm-aud 195/udp DNSIX Network Level Module Audit
dn6-smm-red 196/tcp DNSIX Session Mgt Module Audit
dn6-smm-red 196/udp DNSIX Session Mgt Module Audit
dls 197/tcp Directory Location Service
dls 197/udp Directory Location Service
dls-mon 198/tcp Directory Location Service Monitor
dls-mon 198/udp Directory Location Service Monitor
smux 199/tcp SMUX
smux 199/udp SMUX
src 200/tcp IBM System Resource Controller
src 200/udp IBM System Resource Controller
at-rtmp 201/tcp AppleTalk Routing Maintenance
at-rtmp 201/udp AppleTalk Routing Maintenance
at-nbp 202/tcp AppleTalk Name Binding
at-nbp 202/udp AppleTalk Name Binding
at-3 203/tcp AppleTalk Unused
at-3 203/udp AppleTalk Unused
at-echo 204/tcp AppleTalk Echo
at-echo 204/udp AppleTalk Echo
at-5 205/tcp AppleTalk Unused
at-5 205/udp AppleTalk Unused
at-zis 206/tcp AppleTalk Zone Information
at-zis 206/udp AppleTalk Zone Information
at-7 207/tcp AppleTalk Unused
at-7 207/udp AppleTalk Unused
at-8 208/tcp AppleTalk Unused
at-8 208/udp AppleTalk Unused
qmtp 209/tcp The Quick Mail Transfer Protocol
qmtp 209/udp The Quick Mail Transfer Protocol
z39.50 210/tcp ANSI Z39.50
z39.50 210/udp ANSI Z39.50
914c/g 211/tcp Texas Instruments 914C/G Terminal
914c/g 211/udp Texas Instruments 914C/G Terminal
anet 212/tcp ATEXSSTR
anet 212/udp ATEXSSTR
ipx 213/tcp IPX
ipx 213/udp IPX
vmpwscs 214/tcp VM PWSCS
vmpwscs 214/udp VM PWSCS
softpc 215/tcp Insignia Solutions
softpc 215/udp Insignia Solutions
CAIlic 216/tcp Computer Associates Int'l Server
CAIlic 216/udp Computer Associates Int'l Server
dbase 217/tcp dBASE Unix
dbase 217/udp dBASE Unix
mpp 218/tcp Netix Message Posting Protocol
mpp 218/udp Netix Message Posting Protocol
uarps 219/tcp Unisys ARPs
uarps 219/udp Unisys ARPs
imap3 220/tcp Interactive Mail Access Protocol v3
imap3 220/udp Interactive Mail Access Protocol v3
fln-spx 221/tcp Berkeley rlogind with SPX auth
fln-spx 221/udp Berkeley rlogind with SPX auth
rsh-spx 222/tcp Berkeley rshd with SPX auth
rsh-spx 222/udp Berkeley rshd with SPX auth
cdc 223/tcp Certificate Distribution Center
cdc 223/udp Certificate Distribution Center
masqdialer 224/tcp masqdialer
masqdialer 224/udp masqdialer
225-241 Reserved
direct 242/tcp Direct
direct 242/udp Direct
sur-meas 243/tcp Survey Measurement
sur-meas 243/udp Survey Measurement
inbusiness 244/tcp inbusiness
inbusiness 244/udp inbusiness
link 245/tcp LINK
link 245/udp LINK
dsp3270 246/tcp Display Systems Protocol
dsp3270 246/udp Display Systems Protocol
subntbcst_tftp 247/tcp SUBNTBCST_TFTP
subntbcst_tftp 247/udp SUBNTBCST_TFTP
bhfhs 248/tcp bhfhs
bhfhs 248/udp bhfhs
249-255 Reserved
rap 256/tcp RAP
rap 256/udp RAP
set 257/tcp Secure Electronic Transaction
set 257/udp Secure Electronic Transaction
yak-chat 258/tcp Yak Winsock Personal Chat
yak-chat 258/udp Yak Winsock Personal Chat
esro-gen 259/tcp Efficient Short Remote Operations
esro-gen 259/udp Efficient Short Remote Operations
openport 260/tcp Openport
openport 260/udp Openport
nsiiops 261/tcp IIOP Name Service over TLS/SSL
nsiiops 261/udp IIOP Name Service over TLS/SSL
arcisdms 262/tcp Arcisdms
arcisdms 262/udp Arcisdms
hdap 263/tcp HDAP
hdap 263/udp HDAP
bgmp 264/tcp BGMP
bgmp 264/udp BGMP
x-bone-ctl 265/tcp X-Bone CTL
x-bone-ctl 265/udp X-Bone CTL
sst 266/tcp SCSI on ST
sst 266/udp SCSI on ST
td-service 267/tcp Tobit David Service Layer
td-service 267/udp Tobit David Service Layer
td-replica 268/tcp Tobit David Replica
td-replica 268/udp Tobit David Replica
269-279 Unassigned
http-mgmt 280/tcp http-mgmt
http-mgmt 280/udp http-mgmt
personal-link 281/tcp Personal Link
personal-link 281/udp Personal Link
cableport-ax 282/tcp Cable Port A/X
cableport-ax 282/udp Cable Port A/X
rescap 283/tcp rescap
rescap 283/udp rescap
corerjd 284/tcp corerjd
corerjd 284/udp corerjd
285 Unassigned
fxp 286/tcp FXP Communication
fxp 286/udp FXP Communication
k-block 287/tcp K-BLOCK
k-block 287/udp K-BLOCK
288-307 Unassigned
novastorbakcup 308/tcp Novastor Backup
novastorbakcup 308/udp Novastor Backup
entrusttime 309/tcp EntrustTime
entrusttime 309/udp EntrustTime
bhmds 310/tcp bhmds
bhmds 310/udp bhmds
asip-webadmin 311/tcp AppleShare IP WebAdmin
asip-webadmin 311/udp AppleShare IP WebAdmin
vslmp 312/tcp VSLMP
vslmp 312/udp VSLMP
magenta-logic 313/tcp Magenta Logic
magenta-logic 313/udp Magenta Logic
opalis-robot 314/tcp Opalis Robot
opalis-robot 314/udp Opalis Robot
dpsi 315/tcp DPSI
dpsi 315/udp DPSI
decauth 316/tcp decAuth
decauth 316/udp decAuth
zannet 317/tcp Zannet
zannet 317/udp Zannet
pkix-timestamp 318/tcp PKIX TimeStamp
pkix-timestamp 318/udp PKIX TimeStamp
ptp-event 319/tcp PTP Event
ptp-event 319/udp PTP Event
ptp-general 320/tcp PTP General
ptp-general 320/udp PTP General
pip 321/tcp PIP
pip 321/udp PIP
rtsps 322/tcp RTSPS
rtsps 322/udp RTSPS
323-332 Unassigned
texar 333/tcp Texar Security Port
texar 333/udp Texar Security Port
Port Assignments: # 600 - 1023