- Serve it over HTTPS only and check the HTTP security headers.
- Keep admin consoles and development servers off the Internet.
- Patch the application server and remove default credentials and sample apps.
Port 6703: e-Design web
Port 6703 is assigned by IANA to e-design-web (e-Design web).
6703
How e-design-web works
WebA browser sends an HTTP request to port 6703 and the e-design-web server sends the page back.
- Transport
- TCP · UDP
- Exposure risk
- not rated depends on the program listening
- Encryption
- Unknownnot stated by the registry
- IANA status
- Assigned1 registered service
- Range
- Registered (1024-49151)
- Category
- Web
Is port 6703 dangerous?
We have no specific security note for port 6703. Its risk depends on the program actually listening on it. General advice for web services:
IANA registry entries for port 6703
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| e-design-web | 6703 | TCP, UDP | e-Design web | - | 2006-02 |
// source: IANA service name and port number registry
Which program uses port 6703, and is it reachable?
Linux
sudo ss -ltnup 'sport = :6703' # process listening on 6703
sudo lsof -nP -i :6703macOS
sudo lsof -nP -i :6703
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 6703 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 6703 netstat -ano | findstr :6703
From another machine
nmap -p 6703 -sV <host> sudo nmap -sU -p 6703 <host> nc -zv <host> 6703
Block it in the firewall
sudo ufw deny 6703/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 6703" -Direction Inbound -LocalPort 6703 -Protocol TCP -Action Block # Windows
What is port 6703 used for?
Port 6703 is assigned by IANA to e-design-web (e-Design web).
Is port 6703 TCP or UDP?
Port 6703 is registered for TCP and UDP.
Is it safe to open port 6703?
It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Serve it over HTTPS only and check the HTTP security headers.
How do I check if port 6703 is open?
On Linux run "ss -ltnup 'sport = :6703'", on macOS "lsof -nP -i :6703", and on Windows "netstat -ano | findstr :6703" to see the local process. From another machine, "nmap -p 6703 <host>" shows whether it is reachable.
Other web ports
:443 HTTPS tcp · udp · sctp · low risk :80 HTTP tcp · udp · sctp · moderate risk :8080 HTTP alternate tcp · udp · high risk :8443 HTTPS alternate tcp · udp · moderate risk :3000 Dev servers / Grafana tcp · udp · moderate risk :5000 Flask / Docker registry / UPnP tcp · udp · moderate risk :8000 HTTP alternate (dev) tcp · udp · moderate risk :8888 Jupyter / HTTP alternate tcp · udp · high risk