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Port 1218 (aeroflight-ads)

IANA assigns port 1218 to aeroflight-ads: AeroFlight-ADs.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
aeroflight-ads TCP AeroFlight-ADs - -
aeroflight-ads UDP AeroFlight-ADs - -

Check what is listening on port 1218

Linux: is anything listening on TCP 1218?
sudo ss -tlnp 'sport = :1218'
Linux: UDP 1218
sudo ss -ulnp 'sport = :1218'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1218
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1218 '
Windows (Command Prompt)
netstat -ano | findstr :1218
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1218 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1218
From Windows
Test-NetConnection HOST -Port 1218
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1218

Block port 1218 in the firewall

ufw
sudo ufw deny 1218/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1218 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1218 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1218' -Direction Inbound -Protocol TCP -LocalPort 1218 -Action Block
ufw
sudo ufw deny 1218/udp
iptables
sudo iptables -A INPUT -p udp --dport 1218 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1218 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1218' -Direction Inbound -Protocol UDP -LocalPort 1218 -Action Block

Related ports

1216etebac51217hpss-ndapi1219aeroflight-ret1220qt-serveradmin

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