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Port 1706 (jetform)

IANA assigns port 1706 to jetform.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
jetform TCP jetform gdeinsta -
jetform UDP jetform gdeinsta -

Check what is listening on port 1706

Linux: is anything listening on TCP 1706?
sudo ss -tlnp 'sport = :1706'
Linux: UDP 1706
sudo ss -ulnp 'sport = :1706'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1706
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1706 '
Windows (Command Prompt)
netstat -ano | findstr :1706
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1706 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1706
From Windows
Test-NetConnection HOST -Port 1706
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1706

Block port 1706 in the firewall

ufw
sudo ufw deny 1706/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1706 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1706 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1706' -Direction Inbound -Protocol TCP -LocalPort 1706 -Action Block
ufw
sudo ufw deny 1706/udp
iptables
sudo iptables -A INPUT -p udp --dport 1706 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1706 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1706' -Direction Inbound -Protocol UDP -LocalPort 1706 -Action Block

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