Port 8181InterMapper

TCP 8181 is assigned to the InterMapper network management system.

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

Technical Details

what runs on :8181

no technical write-up for :8181 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 :8181

risk score

1/ 10safe

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

network services averages 3.2 across 858 ports — this one sits 2.2 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

every listening transport is another surface to filter at the edge

security overview

no security notes recorded for :8181 yet

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

Record

iana registry entry

port: :8181
service: InterMapper
transport: TCP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: Network Services
usage: The assignment identifies TCP port 8181 as the service port for the InterMapper network management system. IANA lists William Fisher as the registrant, with the assignment dated 2011-05-09.
lookups: 0rank 994
added: 2026-08-30
updated: 2026-08-30
references: IANA service name registry — port 8181

Something wrong?

This record is maintained by the engineers who use port 8181. 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 2026-08-30.

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 858 in network services →

the 8 most looked-up other ports in network services — 858 ports carry that label.

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:9080	Groove RPC	TCPUDP	Web Services	caution	70.8k
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:8291	Winbox MikroTik Admin	TCP	Security	caution	62.9k
:3233	WhiskerControl Protocol	TCPUDP	Network Services	caution	61.9k
:3268	Microsoft Global Catalog (GC)	TCPUDP	Security	caution	54.6k
:135	Microsoft EPMAP	TCPUDP	Security	caution	51.9k
:3128	Tatsoft Default HTTP Proxy	TCP	Web Services	caution	46.8k

risk mix of the 8 listed

caution100%

0 of 8 encrypted

Port :8181InterMapper

Technical Details

Security Information

Related Ports

Port 8181InterMapper