IANA assigns port 2632 to irdg-post: IRdg Post.
sudo ss -tlnp 'sport = :2632'sudo ss -ulnp 'sport = :2632'sudo lsof -nP -i :2632sudo netstat -tlnp | grep ':2632 'netstat -ano | findstr :2632Get-NetTCPConnection -LocalPort 2632 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 2632Test-NetConnection HOST -Port 2632nc -vzu -w 5 HOST 2632sudo ufw deny 2632/tcpsudo iptables -A INPUT -p tcp --dport 2632 -j DROPsudo nft add rule inet filter input tcp dport 2632 dropNew-NetFirewallRule -DisplayName 'Block TCP 2632' -Direction Inbound -Protocol TCP -LocalPort 2632 -Action Blocksudo ufw deny 2632/udpsudo iptables -A INPUT -p udp --dport 2632 -j DROPsudo nft add rule inet filter input udp dport 2632 dropNew-NetFirewallRule -DisplayName 'Block UDP 2632' -Direction Inbound -Protocol UDP -LocalPort 2632 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.