knownports / Port ranges / 44000–45999

User PortsPorts 44000–45999

IANA lists at least one assignment on 22 of the 2,000 numbers from 44000 to 45999, 1.1%. The longest stretch with no assignment on any protocol runs from 45186 to 45513 (328 numbers). 8 numbers here are assigned on TCP alone and 2 on UDP alone. Of the 18 dated assignments, the earliest recorded date is July 2003 (pmproxy on 44322); the latest is March 11, 2025, for witsnet on 45185.

Ports with their own page: 45514 cloudcheck

Every assigned number from 44000 to 45999

44000–44099: no assignment, 100 numbers

44100–44199 · 1 number assigned

Port	Service	Protocols	Label	Registered
44100–44122: no assignment, 23 numbers
44123	z-wave-tunnel	TCP	Z-Wave Secure Tunnel	Oct 12, 2012
44124–44199: no assignment, 76 numbers

44200–44299: no assignment, 100 numbers

44300–44399 · 3 numbers assigned

Port	Service	Protocols	Label	Registered
44300–44320: no assignment, 21 numbers
44321	pmcd	TCPUDP	PCP server (pmcd)	Dec 20, 2010
44322	pmproxy	TCPUDP	PCP proxy (pmproxy)	Jul 2003
44323	pmwebapi	TCP	HTTP binding for Performance Co-Pilot client API	Oct 9, 2013
44324–44399: no assignment, 76 numbers

44400–44499 · 2 numbers assigned

Port	Service	Protocols	Label	Registered
44400–44443: no assignment, 44 numbers
44444	cognex-dataman	TCP	Cognex DataMan Management Protocol	Aug 28, 2012
44445	acronis-backup	TCP	Acronis Backup Gateway service port	Nov 25, 2019
44446–44499: no assignment, 54 numbers

44500–44599 · 2 numbers assigned

Port	Service	Protocols	Label	Registered
44500–44543: no assignment, 44 numbers
44544	domiq	UDP	DOMIQ Building Automation	Aug 29, 2011
44553	rbr-debug	TCPUDP	REALbasic Remote Debug	Nov 2004
44554–44599: no assignment, 46 numbers

44600–44699 · 1 number assigned

Port	Service	Protocols	Label	Registered
44600	asihpi	UDP	AudioScience HPI	Jul 7, 2011
44601–44699: no assignment, 99 numbers

44700–44799: no assignment, 100 numbers

44800–44899 · 1 number assigned

Port	Service	Protocols	Label	Registered
44800–44817: no assignment, 18 numbers
44818	EtherNet-IP-2 EtherNet/IP-2	TCPUDP	EtherNet/IP messaging EtherNet/IP messaging	—
44819–44899: no assignment, 81 numbers

44900–44999 · 1 number assigned

Port	Service	Protocols	Label	Registered
44900	m3da m3da-disc	TCPUDP	M3DA is used for efficient machine-to-machine communications M3DA Discovery is used for efficient machine-to-machine communications	Feb 22, 2013
44901–44999: no assignment, 99 numbers

45000–45099 · 5 numbers assigned

Port	Service	Protocols	Label	Registered
45000	asmp asmp-mon	TCPUDP	Nuance AutoStore Status Monitoring Protocol (data transfer) Nuance AutoStore Status Monitoring Protocol (device monitoring)	Sep 1, 2011
45001	asmps	TCP	Nuance AutoStore Status Monitoring Protocol (secure data transfer)	Sep 1, 2011
45002	rs-status	TCP	Redspeed Status Monitor	Mar 10, 2015
45003–45044: no assignment, 42 numbers
45045	synctest	TCP	Remote application control protocol	Apr 8, 2013
45054	invision-ag	TCPUDP	InVision AG	—
45055–45099: no assignment, 45 numbers

45100–45199 · 1 number assigned

Port	Service	Protocols	Label	Registered
45100–45184: no assignment, 85 numbers
45185	witsnet	TCPUDP	Wire and Wireless transfer on synchroniz	Mar 11, 2025
45186–45199: no assignment, 14 numbers

45200–45499: no assignment, 300 numbers

45500–45599 · 1 number assigned

Port	Service	Protocols	Label	Registered
45500–45513: no assignment, 14 numbers
45514	cloudcheck cloudcheck-ping	TCPUDP	ASSIA CloudCheck WiFi Management System ASSIA CloudCheck WiFi Management keepalive	Aug 29, 2016
45515–45599: no assignment, 85 numbers

45600–45699 · 1 number assigned

Port	Service	Protocols	Label	Registered
45600–45677: no assignment, 78 numbers
45678	eba	TCPUDP	EBA PRISE	—
45679–45699: no assignment, 21 numbers

45700–45799: no assignment, 100 numbers

45800–45899 · 2 numbers assigned

Port	Service	Protocols	Label	Registered
45800–45823: no assignment, 24 numbers
45824	dai-shell	TCP	Server for the DAI family of client-server products	Apr 30, 2012
45825	qdb2service	TCPUDP	Qpuncture Data Access Service	Oct 24, 2007
45826–45899: no assignment, 74 numbers

45900–45999 · 1 number assigned

Port	Service	Protocols	Label	Registered
45900–45965: no assignment, 66 numbers
45966	ssr-servermgr	TCPUDP	SSRServerMgr	—
45967–45999: no assignment, 33 numbers