HTTPfy

Port 1793 (rsc-robot)

IANA assigns port 1793 to rsc-robot.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
rsc-robot TCP rsc-robot Andrew Jay Schneider -
rsc-robot UDP rsc-robot Andrew Jay Schneider -

Check what is listening on port 1793

Linux: is anything listening on TCP 1793?
sudo ss -tlnp 'sport = :1793'
Linux: UDP 1793
sudo ss -ulnp 'sport = :1793'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1793
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1793 '
Windows (Command Prompt)
netstat -ano | findstr :1793
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1793 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1793
From Windows
Test-NetConnection HOST -Port 1793
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1793

Block port 1793 in the firewall

ufw
sudo ufw deny 1793/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1793 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1793 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1793' -Direction Inbound -Protocol TCP -LocalPort 1793 -Action Block
ufw
sudo ufw deny 1793/udp
iptables
sudo iptables -A INPUT -p udp --dport 1793 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1793 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1793' -Direction Inbound -Protocol UDP -LocalPort 1793 -Action Block

Related ports

1791ea11792ibm-dt-21794cera-bcm1795dpi-proxy

All port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.