HTTPfy

Port 2442 (netangel)

IANA assigns port 2442 to netangel: Netangel.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
netangel TCP Netangel Ladislav Baranyay -
netangel UDP Netangel Ladislav Baranyay -

Check what is listening on port 2442

Linux: is anything listening on TCP 2442?
sudo ss -tlnp 'sport = :2442'
Linux: UDP 2442
sudo ss -ulnp 'sport = :2442'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2442
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2442 '
Windows (Command Prompt)
netstat -ano | findstr :2442
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2442 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2442
From Windows
Test-NetConnection HOST -Port 2442
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2442

Block port 2442 in the firewall

ufw
sudo ufw deny 2442/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2442 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2442 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2442' -Direction Inbound -Protocol TCP -LocalPort 2442 -Action Block
ufw
sudo ufw deny 2442/udp
iptables
sudo iptables -A INPUT -p udp --dport 2442 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2442 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2442' -Direction Inbound -Protocol UDP -LocalPort 2442 -Action Block

Related ports

2440spearway2441pvsw-inet2443powerclientcsf2444btpp2sectrans

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