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Port 449 (as-servermap)

IANA assigns port 449 to as-servermap: AS Server Mapper.

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

IANA assignment

Service nameProtoDescriptionAssigneeReference
as-servermap TCP AS Server Mapper Barbara Foss -
as-servermap UDP AS Server Mapper Barbara Foss -

Check what is listening on port 449

Linux: is anything listening on TCP 449?
sudo ss -tlnp 'sport = :449'
Linux: UDP 449
sudo ss -ulnp 'sport = :449'
Linux / macOS: which process owns the port
sudo lsof -nP -i :449
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':449 '
Windows (Command Prompt)
netstat -ano | findstr :449
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 449 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 449
From Windows
Test-NetConnection HOST -Port 449
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 449

Block port 449 in the firewall

ufw
sudo ufw deny 449/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 449 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 449 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 449' -Direction Inbound -Protocol TCP -LocalPort 449 -Action Block
ufw
sudo ufw deny 449/udp
iptables
sudo iptables -A INPUT -p udp --dport 449 -j DROP
nftables
sudo nft add rule inet filter input udp dport 449 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 449' -Direction Inbound -Protocol UDP -LocalPort 449 -Action Block

Related ports

447ddm-dfm448ddm-ssl450tserver451sfs-smp-net

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