Port 466digital-vrc

Port 466 is assigned to the Digital VRC service over TCP and UDP.

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

Technical Details

what runs on :466

digital-vrc is registered on port :466 over tcp and udp to Peter Higginson. 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 :466

this machine

# linux
sudo ss -tulpn 'sport = :466'

# macos / bsd
sudo lsof -nP -i :466

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :466

another host

nmap -sV -p T:466 <host>
sudo nmap -sU -sV -p U:466 <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 :466

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 :466 yet

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

Record

iana registry entry

port: :466
service: digital-vrc
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: The digital-vrc service is assigned to both TCP port 466 and UDP port 466. The assignment is registered to Peter Higginson, but no further deployment or protocol information is recorded.
lookups: 0rank 993
added: 2026-09-08
updated: 2026-09-08
references: IANA service name registry — port 466

Something wrong?

This record is maintained by the engineers who use port 466. 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 2026-09-08.

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 :466, by lookups.

port	service	proto	category	risk	views
:443	HTTPS	TCPtls	Web Services	caution	65.9k
:445	Microsoft-DS / SMB	TCP	File Transfer	caution	22.3k
:475	tcpnethaspsrv	TCP	Security	caution	20.7k
:502	Modbus Protocol	TCPUDP	Network Services	caution	19.2k
:427	Service Location Protocol	TCPUDP	Network Services	caution	14.6k
:502	Modbus	TCPUDP	Network Services	caution	13.7k
:524	NetWare Core Protocol (NCP)	TCPUDP	Network Services	caution	11.5k
:513	Remote Login (rlogin)	TCP	Remote Access	caution	10.8k

risk mix of the 8 listed

caution100%

1 of 8 encrypted

Port :466digital-vrc

Technical Details

Security Information

Related Ports

Port 466digital-vrc