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Port 2226 (di-drm)

IANA assigns port 2226 to di-drm: Digital Instinct DRM.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
di-drm TCP Digital Instinct DRM - -
di-drm UDP Digital Instinct DRM - -

Check what is listening on port 2226

Linux: is anything listening on TCP 2226?
sudo ss -tlnp 'sport = :2226'
Linux: UDP 2226
sudo ss -ulnp 'sport = :2226'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2226
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2226 '
Windows (Command Prompt)
netstat -ano | findstr :2226
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2226 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2226
From Windows
Test-NetConnection HOST -Port 2226
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2226

Block port 2226 in the firewall

ufw
sudo ufw deny 2226/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2226 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2226 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2226' -Direction Inbound -Protocol TCP -LocalPort 2226 -Action Block
ufw
sudo ufw deny 2226/udp
iptables
sudo iptables -A INPUT -p udp --dport 2226 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2226 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2226' -Direction Inbound -Protocol UDP -LocalPort 2226 -Action Block

Related ports

2224efi-mg2225rcip-itu2227di-msg2228ehome-ms

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