Port 2833Glish daemon

Glish daemon traffic supports event-based communication between Glish processes, including legacy astronomy software.

transport: tcp · udp
in transit: cleartext
assignment: official
risk: 2/10
lookups: 0

Technical Details

what runs on :2833

Glish uses a client/server model for event-based communication between processes; glishd is the daemon associated with that system. IANA lists the assignment for both TCP and UDP. The port is not a standard web or administration endpoint, and its traffic is specific to Glish deployments; detailed handshake and wire-framing behavior should not be inferred from the registry entry alone.

Security Information

exposure of :2833

risk score

2/ 10safe

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

network services averages 2.7 across 1,336 ports — this one sits 0.7 below.

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 · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

Glish traffic should be treated as application IPC, not as a hardened public-facing service. Do not expose a glishd listener to the internet unless the deployment has a specific, reviewed need; restrict access to trusted hosts and networks. No encryption should be assumed, and the age and deployment-specific configuration of Glish installations make local verification important.

Record

iana registry entry

port: :2833
service: Glish daemon
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 2/10safe
category: Network Services System
usage: Port 2833 is assigned to glishd, the daemon associated with Glish, an event-oriented scripting and interprocess-communication system. Engineers are most likely to encounter it in legacy Glish or AIPS++-related astronomy environments, rather than as a general-purpose internet service.
lookups: 0rank 993
added: 2026-09-25
updated: 2026-09-25
references: IANA service name registry — port 2833

Something wrong?

This record is maintained by the engineers who use port 2833. 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 2026-09-25.

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02a model checks it for accuracy and spam
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edit this record →back to the registry

Related Ports

all 1,336 in network services →

the 8 most looked-up other ports in network services — 1,336 ports carry that label.

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:3268	Microsoft Global Catalog (GC)	TCPUDP	Security	caution	54.6k
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:3128	Tatsoft Default HTTP Proxy	TCP	Web Services	caution	46.8k

risk mix of the 8 listed

caution100%

0 of 8 encrypted

Port :2833Glish daemon

Technical Details

Security Information

Related Ports

Port 2833Glish daemon