TCP/UDP Port Finder

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Database updated - March 30, 2016

Search results for "at"

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Port: 1520/UDP
1520/UDP - Known port assignments (1 record found)
  • Service
    Details
    Source
  • atm-zip-office
    atm zip office
    IANA
Port: 1521/TCP
1521/TCP - Known port assignments (5 records found)
  • Service
    Details
    Source
  • ncube-lm
    nCube License Manager
    IANA
  •  
    nCube License Manager (Unofficial)
    WIKI
  •  
    Oracle database default listener, in future releases official port 2483 (Official)
    WIKI
  • oracle
    Oracle 8 SQL (default)
    SANS
  • threat
    [threat] Oracle SQL defaults to listening at this port (SQL*Net v2.x)
    Bekkoame
Port: 1521/UDP
1521/UDP - Known port assignments (2 records found)
  • Service
    Details
    Source
  • ncube-lm
    nCube License Manager
    IANA
  • threat
    [threat] Oracle SQL defaults to listening at this port (SQL*Net v2.x)
    Bekkoame
Port: 1646/UDP
1646/UDP - Known port assignments (4 records found)
  • Service
    Details
    Source
  • sa-msg-port
    sa-msg-port
    IANA
  •  
    radius acct, RADIUS authentication protocol (default for Cisco and Juniper Networks RADIUS servers, but see port 1813 below) (Official)
    WIKI
  • radacct
    radius accounting
    SANS
  • threat
    [threat] Remote Authentication Dial In User Service (RADIUS) RADIUS accounting consists of an accounting server and accounting clients (Lucent (formerly Livingston Enterprises)PortMaster products). RADIUS accounting starts automatically when the RADIUS server starts. On a UNIX host, the radiusd accounting daemon is a child process of the radiusd authentication daemon. The RADIUS accounting server uses the User Datagram Protocol (UDP), and listens for UDP packets at port 1646 by default.
    Bekkoame
Port: 2000/TCP
2000/TCP - Known port assignments (30 records found)
  • Service
    Details
    Source
  •  
    Cisco SCCP (Skinny) (Unofficial)
    WIKI
  • callbook
    -
    SANS
  • cisco-sccp
    Cisco SCCP
    IANA
  • threat
    [threat] The commercial remote-control program "RemotelyAnywhere" installs a webserver at this port.
    Bekkoame
  • threat
    [threat] Der Spaher / Der Spaeher
    Bekkoame
  • threat
    [threat] Feardoor
    Bekkoame
  • threat
    [threat] Fearic
    Bekkoame
  • threat
    [threat] Insane Network
    Bekkoame
  • threat
    [threat] Last 2000
    Bekkoame
  • threat
    [threat] Remote Explorer 2000
    Bekkoame
  • threat
    [threat] Senna Spy Trojan Generator
    Bekkoame
  • derspäher
    [trojan] Der Späher / Der Spaeher
    SANS
  • derspherderspaeher
    [trojan] Der Späher / Der Spaeher
    SANS
  • insanenetwork
    [trojan] Insane Network
    SANS
  • last2000
    [trojan] Last 2000
    SANS
  • remoteexplorer2000
    [trojan] Remote Explorer 2000
    SANS
  • sennaspytrojangenerator
    [trojan] Senna Spy Trojan Generator
    SANS
  • trojan
    [trojan] A-trojan. Remote Access / Steals passwords. Works on Windows 95, 98 and 2000. Aliases: WinCrash.B, Joke_Flipped, Atrojan, Troj_Wincrash.B, Trojan.PSW.Atrojan
    Simovits
  • trojan
    [trojan] Der Spaeher. Remote Access / Keylogger / Virus dropper / ICQ trojan. Works on Windows 95, 98 and ME. Exists both in English and German versions. Aliases: DS3
    Simovits
  • trojan
    [trojan] Fear. Anti-protection trojan / Remote Access / Keylogger / Steals passwords / AIM trojan. Works on Windows 95, 98, ME, NT, 2000 and XP, together with AOL's Instant Messenger AIM. Aliases: Backdoor.Fear, Fearic, Backdoor.Fearic
    Simovits
  • trojan
    [trojan] Force. Remote Access / Steals passwords. Works on Windows. Aliases: Feardoor, Backdoor.Feardoor
    Simovits
  • trojan
    [trojan] GOTHIC Intruder. Works on Windows.
    Simovits
  • trojan
    [trojan] Last 2000. Remote Access / Downloading trojan. Works on Windows 95, 98 and ME. Aliases: Last2000, Backdoor.Last2000
    Simovits
  • trojan
    [trojan] Real 2000. Remote Access. Works on Windows. Aliases: Backdoor.Real2000, RE2k, Backdoor.RE2k
    Simovits
  • trojan
    [trojan] Remote Explorer 2000. Remote Access / Steals passwords. Works on Windows. Aliases: RE2K, Backdoor.RE2K
    Simovits
  • trojan
    [trojan] Remote Explorer Y2K. Remote Access. Works on Windows. Aliases: Real, Real 2000, Backdoor.RE2k
    Simovits
  • trojan
    [trojan] Senna Spy Trojan Generator. Anti-protection trojan / Remote Access / Hacking tool / Trojan constructor / Downloading trojan. Works on Windows 95, 98, ME, NT and 2000. Telnet is used as client. Aliases: Sstrojg, SSTG, Backdoor.Senna, Trojan Generator
    Simovits
  • trojan
    [trojan] Singularity. Remote Access. Works on Windows 98 and 2000. Aliases: Singu, Backdoor.Singu
    Simovits
  • threat
    [threat] Esteems
    Bekkoame
  • threat
    [threat] NeWS/OpenWin (Sun's older technology like X Windows)
    Bekkoame
Port: 2102/UDP
2102/UDP - Known port assignments (2 records found)
  • Service
    Details
    Source
  • zephyr-srv
    Zephyr server
    IANA
  •  
    zephyr-srv Project Athena Zephyr Notification Service server (Official)
    WIKI
Port: 2102/TCP
2102/TCP - Known port assignments (2 records found)
  • Service
    Details
    Source
  • zephyr-srv
    Zephyr server
    IANA
  •  
    zephyr-srv Project Athena Zephyr Notification Service server (Official)
    WIKI
Port: 2103/TCP
2103/TCP - Known port assignments (2 records found)
  • Service
    Details
    Source
  • zephyr-clt
    Zephyr serv-hm connection
    IANA
  •  
    zephyr-clt Project Athena Zephyr Notification Service serv-hm connection (Official)
    WIKI
Port: 2103/UDP
2103/UDP - Known port assignments (2 records found)
  • Service
    Details
    Source
  • zephyr-clt
    Zephyr serv-hm connection
    IANA
  •  
    zephyr-clt Project Athena Zephyr Notification Service serv-hm connection (Official)
    WIKI
Port: 2104/TCP
2104/TCP - Known port assignments (2 records found)
  • Service
    Details
    Source
  • zephyr-hm
    Zephyr hostmanager
    IANA
  •  
    zephyr-hm Project Athena Zephyr Notification Service hostmanager (Official)
    WIKI
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About TCP/UDP ports

TCP port 1520 uses the Transmission Control Protocol. TCP is one of the main protocols in TCP/IP networks. TCP is a connection-oriented protocol, it requires handshaking to set up end-to-end communications. Only when a connection is set up user's data can be sent bi-directionally over the connection.
Attention! TCP guarantees delivery of data packets on port 1520 in the same order in which they were sent. Guaranteed communication over TCP port 1520 is the main difference between TCP and UDP. UDP port 1520 would not have guaranteed communication as TCP.
UDP on port 1520 provides an unreliable service and datagrams may arrive duplicated, out of order, or missing without notice. UDP on port 1520 thinks that error checking and correction is not necessary or performed in the application, avoiding the overhead of such processing at the network interface level.
UDP (User Datagram Protocol) is a minimal message-oriented Transport Layer protocol (protocol is documented in IETF RFC 768).
Application examples that often use UDP: voice over IP (VoIP), streaming media and real-time multiplayer games. Many web applications use UDP, e.g. the Domain Name System (DNS), the Routing Information Protocol (RIP), the Dynamic Host Configuration Protocol (DHCP), the Simple Network Management Protocol (SNMP).
TCP vs UDP - TCP: reliable, ordered, heavyweight, streaming; UDP - unreliable, not ordered, lightweight, datagrams.
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