Port 3525EIS Server
Port 3525 is designated for EIS Server traffic, but the protocol and common deployments are not publicly documented.
- transport
- tcp · udp
- in transit
- cleartext
- assignment
- official
- risk
- 1/10
- lookups
- 0
2 transports registered
payload readable on path
registered with iana
safe
rank 993 of 4,741 · top 21%
also known as eisport
Technical Details
what runs on :3525EIS Server is registered on port :3525 over tcp and udp to Paul Kraus, assigned June 2002. 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 never observed open, so if it's open on your network it's more likely a custom or misconfigured service than the registered one.
find what's listening on :3525
# linux
sudo ss -tulpn 'sport = :3525'
# macos / bsd
sudo lsof -nP -i :3525
# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :3525nmap -sV -p T:3525 <host>
sudo nmap -sU -sV -p U:3525 <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 detailsSecurity Information
exposure of :3525risk 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 :3525 yet
known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.
Related Ports
ports registered around :3525, by lookups.
| port | service | risk | |||
|---|---|---|---|---|---|
| :3483 | Slim Devices Discovery | UDP | Streaming | caution | 9.7k |
| :3483 | SlimProto | TCP | Streaming | caution | 9.0k |
| :3516 | Smartcard Service | TCPUDP | Security | caution | 8.0k |
| :3544 | Teredo | UDP | Security | caution | 7.8k |
| :3527 | MSMQ | UDP | Network Services | caution | 7.3k |
| :3478 | STUN | TCPUDP | Network Services | caution | 7.0k |
| :3532 | Raven RMC | TCPUDP | Remote Access | caution | 5.9k |
| :3533 | Raven Remote Management | TCPUDP | Remote Access | caution | 5.7k |
risk mix of the 8 listed
- caution100%
0 of 8 encrypted