lookup> port 581

581 ·Port

Bundle Discovery Protocol (tcp/udp).

tcpudpbdp
Status581
Servicebdp
Protocoltcp / udp
Well-knownYes (0–1023)

What runs on port 581?

Bundle Discovery Protocol (tcp/udp).

Well-known ports are assigned by IANA to system-level services; binding them usually requires administrative privileges.

RangeExplanation
Well-known (0–1023)Reserved for system services; binding usually requires admin privileges.
Registered (1024–49151)Available to user applications; IANA registers common services here.
Dynamic / private (49152–65535)Used for ephemeral client connections.

Is port 581 TCP or UDP?

A port number is a transport-layer address used independently by TCP and UDP; bdp typically runs over its documented transport protocol.

Can I change what runs on port 581?

Yes — most services let you configure the listening port, but make sure clients and firewalls are updated and you avoid conflicts.

Common services

Related headers

Related status codes

About This Tool

This page provides original, human-reviewed information about network ports such as port 581, the Network Port Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.

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