Port 1103Adobe Server 2

Port 1103 is assigned to the obscure Adobe Server 2 service over TCP and UDP.

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

Technical Details

what runs on :1103

no technical write-up for :1103 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 :1103

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 :1103 yet

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

Record

iana registry entry

port: :1103
service: Adobe Server 2
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA assigns TCP and UDP port 1103 to Adobe Server 2. The assignment is registered to Frank Soetebeer, and the port is rarely observed open on the public internet.
lookups: 0rank 994
added: 2026-08-24
updated: 2026-08-24
references: IANA service name registry — port 1103

Something wrong?

This record is maintained by the engineers who use port 1103. 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 2026-08-24.

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 :1103, by lookups.

port	service	proto	category	risk	views
:1080	SOCKS Proxy	TCPtls	Security	caution	16.1k
:1059	IBM AIX NIM	TCPUDP	Network Services	caution	15.6k
:1058	IBM AIX NIM	TCPUDP	Network Services	caution	13.5k
:1110	EasyBits School Discovery	UDP	Network Services	caution	11.1k
:1167	Conference Call Signaling	UDP	Network Services	caution	9.1k
:1140	AutoNOC	TCPUDP	Network Services	caution	8.7k
:1109	Reserved Port 1109	UDP	Network Services	caution	7.9k
:1109	KPOP - Kerberos POP	TCP	Email	safe	7.9k

risk mix of the 8 listed

safe13%
caution88%

1 of 8 encrypted

Port :1103Adobe Server 2

Technical Details

Security Information

Related Ports

Port 1103Adobe Server 2