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Port 3046 (di-ase)

IANA assigns port 3046 to di-ase.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
di-ase TCP di-ase Carlos Hung -
di-ase UDP di-ase Carlos Hung -

Check what is listening on port 3046

Linux: is anything listening on TCP 3046?
sudo ss -tlnp 'sport = :3046'
Linux: UDP 3046
sudo ss -ulnp 'sport = :3046'
Linux / macOS: which process owns the port
sudo lsof -nP -i :3046
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':3046 '
Windows (Command Prompt)
netstat -ano | findstr :3046
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 3046 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 3046
From Windows
Test-NetConnection HOST -Port 3046
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 3046

Block port 3046 in the firewall

ufw
sudo ufw deny 3046/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 3046 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 3046 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 3046' -Direction Inbound -Protocol TCP -LocalPort 3046 -Action Block
ufw
sudo ufw deny 3046/udp
iptables
sudo iptables -A INPUT -p udp --dport 3046 -j DROP
nftables
sudo nft add rule inet filter input udp dport 3046 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 3046' -Direction Inbound -Protocol UDP -LocalPort 3046 -Action Block

Related ports

3044epp3045responsenet3047hlserver3048pctrader

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