HTTPfy

Port 3276 (maxim-asics)

IANA assigns port 3276 to maxim-asics: Maxim ASICs.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
maxim-asics TCP Maxim ASICs Dave Inman -
maxim-asics UDP Maxim ASICs Dave Inman -

Check what is listening on port 3276

Linux: is anything listening on TCP 3276?
sudo ss -tlnp 'sport = :3276'
Linux: UDP 3276
sudo ss -ulnp 'sport = :3276'
Linux / macOS: which process owns the port
sudo lsof -nP -i :3276
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':3276 '
Windows (Command Prompt)
netstat -ano | findstr :3276
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 3276 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 3276
From Windows
Test-NetConnection HOST -Port 3276
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 3276

Block port 3276 in the firewall

ufw
sudo ufw deny 3276/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 3276 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 3276 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 3276' -Direction Inbound -Protocol TCP -LocalPort 3276 -Action Block
ufw
sudo ufw deny 3276/udp
iptables
sudo iptables -A INPUT -p udp --dport 3276 -j DROP
nftables
sudo nft add rule inet filter input udp dport 3276 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 3276' -Direction Inbound -Protocol UDP -LocalPort 3276 -Action Block

Related ports

3274ordinox-server3275samd3277awg-proxy3278lkcmserver

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