HTTPfy

Port 2319 (infolibria)

IANA assigns port 2319 to infolibria: InfoLibria.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
infolibria TCP InfoLibria Chris Chiotasso -
infolibria UDP InfoLibria Chris Chiotasso -

Check what is listening on port 2319

Linux: is anything listening on TCP 2319?
sudo ss -tlnp 'sport = :2319'
Linux: UDP 2319
sudo ss -ulnp 'sport = :2319'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2319
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2319 '
Windows (Command Prompt)
netstat -ano | findstr :2319
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2319 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2319
From Windows
Test-NetConnection HOST -Port 2319
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2319

Block port 2319 in the firewall

ufw
sudo ufw deny 2319/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2319 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2319 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2319' -Direction Inbound -Protocol TCP -LocalPort 2319 -Action Block
ufw
sudo ufw deny 2319/udp
iptables
sudo iptables -A INPUT -p udp --dport 2319 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2319 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2319' -Direction Inbound -Protocol UDP -LocalPort 2319 -Action Block

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Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.