Port 828itm-mcell-s

A rarely observed TCP/UDP service assignment registered to Portnoy Boxman.

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

Technical Details

what runs on :828

no technical write-up for :828 yet

the handshake, the implementations you meet in the wild, the flags that matter. we have the registry entry — the detail comes from the engineers who run it.

add technical details

Security Information

exposure of :828

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 :828 yet

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

Record

iana registry entry

port: :828
service: itm-mcell-s
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: itm-mcell-s is an IANA-assigned service name for both TCP port 828 and UDP port 828. The assignment is registered to Portnoy Boxman, but no public usage or protocol details are established here.
lookups: 0rank 994
added: 2026-08-31
updated: 2026-08-31
references: IANA service name registry — port 828

Something wrong?

This record is maintained by the engineers who use port 828. 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 2026-08-31.

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 :828, by lookups.

port	service	proto	category	risk	views
:843	Adobe Flash Socket Policy	TCP	Web Services	caution	12.9k
:888	CDDBP	TCP	Media	safe	9.8k
:847	DHCP Failover	TCP	Network Services	caution	9.6k
:860	iSCSI	TCP	Databases	caution	7.3k
:782	Conserver Console Management	TCP	Remote Access	caution	6.8k
:873	Rsync	TCP	File Transfer	caution	6.3k
:829	Certificate Management Protocol	TCP	Security	caution	6.1k
:783	SpamAssassin spamd	TCP	Email	caution	6.0k

risk mix of the 8 listed

safe13%
caution88%

0 of 8 encrypted

Port :828itm-mcell-s

Technical Details

Security Information

Related Ports

Port 828itm-mcell-s