Port 3334Direct TV Webcasting

Port 3334 is assigned to Direct TV Webcasting over TCP and UDP.

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

also known as directv-web

Technical Details

what runs on :3334

Direct TV Webcasting is registered on port :3334 over tcp and udp. 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 :3334

this machine

# linux
sudo ss -tulpn 'sport = :3334'

# macos / bsd
sudo lsof -nP -i :3334

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :3334

another host

nmap -sV -p T:3334 <host>
sudo nmap -sU -sV -p U:3334 <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 :3334

risk score

1/ 10safe

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

streaming averages 3.0 across 46 ports — this one sits 2.0 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

no security notes recorded for :3334 yet

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

Record

iana registry entry

port: :3334
service: Direct TV Webcasting
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: Streaming Media
usage: IANA assigns TCP and UDP port 3334 to Direct TV Webcasting. No registrant or deployment details are recorded, and the service is rarely observed open on the public internet.
lookups: 0rank 993
added: 2026-09-04
updated: 2026-09-04
references: IANA service name registry — port 3334

Something wrong?

This record is maintained by the engineers who use port 3334. 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 2026-09-04.

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

all 46 in streaming →

the 8 most looked-up other ports in streaming — 46 ports carry that label.

port	service	proto	category	risk	views
:8888	GNUmp3d Streaming HTTP	TCP	Web Services	caution	76.3k
:8000	Alternate HTTP / SHOUTcast	TCP	Web Services	caution	45.0k
:8880	Windows Media SOAP Connector	TCP	Streaming	caution	24.3k
:5001	Slingbox	TCP	Streaming	caution	22.4k
:1220	QTSS Admin	TCP	Streaming	safe	20.6k
:19294	Google Talk Voice/Video	TCP	Streaming	caution	16.6k
:12013	Audition Korea Server	TCPUDP	Streaming	caution	14.5k
:9000	SqueezeCenter	TCP	Web Services	caution	14.4k

risk mix of the 8 listed

safe13%
caution88%

0 of 8 encrypted

Port :3334Direct TV Webcasting

Technical Details

Security Information

Related Ports

Port 3334Direct TV Webcasting