HTTPfy

Port 1118 (sacred)

IANA assigns port 1118 to sacred: SACRED.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
sacred TCP SACRED - RFC 3767
sacred UDP SACRED - RFC 3767

Check what is listening on port 1118

Linux: is anything listening on TCP 1118?
sudo ss -tlnp 'sport = :1118'
Linux: UDP 1118
sudo ss -ulnp 'sport = :1118'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1118
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1118 '
Windows (Command Prompt)
netstat -ano | findstr :1118
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1118 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1118
From Windows
Test-NetConnection HOST -Port 1118
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1118

Block port 1118 in the firewall

ufw
sudo ufw deny 1118/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1118 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1118 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1118' -Direction Inbound -Protocol TCP -LocalPort 1118 -Action Block
ufw
sudo ufw deny 1118/udp
iptables
sudo iptables -A INPUT -p udp --dport 1118 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1118 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1118' -Direction Inbound -Protocol UDP -LocalPort 1118 -Action Block

Related ports

1116ardus-cntl1117ardus-mtrns1119bnetgame1120bnetfile

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