Port 2837Repliweb

Repliweb is an IANA-registered service assigned to William Orme on TCP and UDP port 2837.

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

Technical Details

what runs on :2837

Repliweb is registered on port :2837 over tcp and udp to William Orme. 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 :2837

this machine

# linux
sudo ss -tulpn 'sport = :2837'

# macos / bsd
sudo lsof -nP -i :2837

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :2837

another host

nmap -sV -p T:2837 <host>
sudo nmap -sU -sV -p U:2837 <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 :2837

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 :2837 yet

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

Record

iana registry entry

port: :2837
service: Repliweb
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: Port 2837 is assigned to the Repliweb service under William Orme. The registry provides no further product or deployment details, and the service is rarely observed open on the public internet.
lookups: 0rank 993
added: 2026-09-03
updated: 2026-09-03
references: IANA service name registry — port 2837

Something wrong?

This record is maintained by the engineers who use port 2837. 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 2026-09-03.

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 :2837, by lookups.

port	service	proto	category	risk	views
:2809	IBM WebSphere WAS Bootstrap RMI	TCP	Web Services	caution	10.9k
:2809	CORBA IIOP URL	TCP	Network Services	caution	7.5k
:2868	Norman NPEP	TCPUDP	Security	caution	5.0k
:2883	NDNP	TCPUDP	—	safe	0
:2784	WWW development	TCPUDP	Web Services	safe	0
:2863	Sonar Data	TCPUDP	—	safe	0
:2884	Flash Msg	TCPUDP	—	safe	0
:2811	GridFTP	TCPUDP	Security	caution	0

risk mix of the 8 listed

safe50%
caution50%

0 of 8 encrypted

Port :2837Repliweb

Technical Details

Security Information

Related Ports

Port 2837Repliweb