Port 7073MarTalk

TCP port 7073 is assigned to the MarTalk protocol, registered to Mahr GmbH Göttingen.

transport: tcp
in transit: cleartext
assignment: official
risk: 1/10
lookups: 0

Technical Details

what runs on :7073

MarTalk is registered on port :7073 over tcp to Mahr GmbH Göttingen, assigned September 2013. We don't have a technical write-up for it beyond the IANA registry entry.

In nmap's internet-wide scan data this port is never observed open, so if it's open on your network it's more likely a custom or misconfigured service than the registered one.

find what's listening on :7073

this machine

# linux
sudo ss -tlpn 'sport = :7073'

# macos / bsd
sudo lsof -nP -i :7073

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :7073

another host

nmap -sV -p T:7073 <host>

run it? the handshake, the implementations you meet in the wild and the flags that matter come from the engineers who do.

add technical details

Security Information

exposure of :7073

risk score

1/ 10safe

routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp

every listening transport is another surface to filter at the edge

security overview

no security notes recorded for :7073 yet

known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.

Record

iana registry entry

port: :7073
service: MarTalk
transport: TCP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns TCP port 7073 to the MarTalk protocol and lists Mahr GmbH Göttingen as the registrant. The assignment alone does not establish what products use it or what an engineer would typically find listening.
lookups: 0rank 993
added: 2026-10-12
updated: 2026-10-12
references: IANA service name registry — port 7073

Something wrong?

This record is maintained by the engineers who use port 7073. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-10-12.

01edit any field on a page of its own
02a model checks it for accuracy and spam
03clean and confident goes live immediately

edit this record →back to the registry

Related Ports

browse categories →

ports registered around :7073, by lookups.

port	service	proto	category	risk	views
:7025	Zimbra LMTP	TCP	Email	caution	11.4k
:7047	Zimbra Conversion Server	TCP	Email	caution	8.1k
:7133	Quake Wars Server	TCP	Gaming	caution	6.4k
:7010	Cisco AON AMC	TCP	Network Services	caution	5.0k
:7010	OnlineT UPS	TCPUDP	System	safe	0
:7012	Talon Engine	TCPUDP	—	safe	0
:7019	Doceri	TCP	Mobile	safe	0
:7100	X Font Server	TCPUDP	Network Services	caution	0

risk mix of the 8 listed

safe38%
caution63%

0 of 8 encrypted

Port :7073MarTalk

Technical Details

Security Information

Related Ports

Port 7073MarTalk