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Port 407 (timbuktu)

IANA assigns port 407 to timbuktu: Timbuktu.

Well-known (system) port, 0-1023 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
timbuktu TCP Timbuktu Marc Epard -
timbuktu UDP Timbuktu Marc Epard -

Check what is listening on port 407

Linux: is anything listening on TCP 407?
sudo ss -tlnp 'sport = :407'
Linux: UDP 407
sudo ss -ulnp 'sport = :407'
Linux / macOS: which process owns the port
sudo lsof -nP -i :407
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':407 '
Windows (Command Prompt)
netstat -ano | findstr :407
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 407 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 407
From Windows
Test-NetConnection HOST -Port 407
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 407

Block port 407 in the firewall

ufw
sudo ufw deny 407/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 407 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 407 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 407' -Direction Inbound -Protocol TCP -LocalPort 407 -Action Block
ufw
sudo ufw deny 407/udp
iptables
sudo iptables -A INPUT -p udp --dport 407 -j DROP
nftables
sudo nft add rule inet filter input udp dport 407 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 407' -Direction Inbound -Protocol UDP -LocalPort 407 -Action Block

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