Port 3783Impact Manager/PEM Gateway

Port assigned to the Impact Manager/PEM Gateway service over TCP and UDP.

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

also known as bim-pem, Impact Mgr./PEM Gateway

Technical Details

what runs on :3783

Impact Manager/PEM Gateway is registered on port :3783 over tcp and udp to Walter G Giroir, assigned July 2003. 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 found open rarely. What's listening is often not the registered service, so check before you assume.

find what's listening on :3783

this machine

# linux
sudo ss -tulpn 'sport = :3783'

# macos / bsd
sudo lsof -nP -i :3783

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :3783

another host

nmap -sV -p T:3783 <host>
sudo nmap -sU -sV -p U:3783 <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 :3783

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 · udp

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

security overview

no security notes recorded for :3783 yet

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

Record

iana registry entry

port: :3783
service: Impact Manager/PEM Gateway
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns TCP and UDP port 3783 to Impact Mgr./PEM Gateway. The assignment is registered to Walter G Giroir; public deployment and protocol details are not established here.
lookups: 0rank 993
added: 2026-09-05
updated: 2026-09-05
references: IANA service name registry — port 3783

Something wrong?

This record is maintained by the engineers who use port 3783. 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 2026-09-05.

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 :3783, by lookups.

port	service	proto	category	risk	views
:3724	Club Penguin	TCP	Gaming	caution	10.4k
:3724	World of Warcraft	TCPUDP	Network Services	caution	10.2k
:3723	Battle.net Gaming	TCPUDP	Network Services	caution	9.2k
:3784	Ventrilo	TCPUDP	Gaming	caution	4.9k
:3800	HGG Application Port	TCP	Network Services	caution	4.8k
:3785	Ventrilo Voice Chat	UDP	Gaming	caution	4.4k
:3827	Netadmin Systems MPI service	TCPUDP	Network Services	safe	0
:3784	Bidirectional Forwarding Detection (BFD)	TCPUDP	Security	caution	0

risk mix of the 8 listed

safe13%
caution88%

0 of 8 encrypted

Port :3783Impact Manager/PEM Gateway

Technical Details

Security Information

Related Ports

Port 3783Impact Manager/PEM Gateway