HTTPfy

Port 1286 (netuitive)

IANA assigns port 1286 to netuitive.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
netuitive TCP netuitive JF Huard -
netuitive UDP netuitive JF Huard -

Check what is listening on port 1286

Linux: is anything listening on TCP 1286?
sudo ss -tlnp 'sport = :1286'
Linux: UDP 1286
sudo ss -ulnp 'sport = :1286'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1286
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1286 '
Windows (Command Prompt)
netstat -ano | findstr :1286
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1286 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1286
From Windows
Test-NetConnection HOST -Port 1286
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1286

Block port 1286 in the firewall

ufw
sudo ufw deny 1286/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1286 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1286 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1286' -Direction Inbound -Protocol TCP -LocalPort 1286 -Action Block
ufw
sudo ufw deny 1286/udp
iptables
sudo iptables -A INPUT -p udp --dport 1286 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1286 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1286' -Direction Inbound -Protocol UDP -LocalPort 1286 -Action Block

Related ports

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