HTTPfy

Port 23546 (areaguard-neo)

IANA assigns port 23546 to areaguard-neo: AreaGuard Neo - WebServer.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference
areaguard-neo TCP AreaGuard Neo - WebServer SODATSW spol -

Registry dates for this port: registered 2012-05-31.

Check what is listening on port 23546

Linux: is anything listening on TCP 23546?
sudo ss -tlnp 'sport = :23546'
Linux / macOS: which process owns the port
sudo lsof -nP -i :23546
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':23546 '
Windows (Command Prompt)
netstat -ano | findstr :23546
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 23546 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 23546
From Windows
Test-NetConnection HOST -Port 23546

Block port 23546 in the firewall

ufw
sudo ufw deny 23546/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 23546 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 23546 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 23546' -Direction Inbound -Protocol TCP -LocalPort 23546 -Action Block

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