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Port 9215 (insis)

IANA assigns port 9215 to insis: Integrated Setup and Install Service.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
insis TCP Integrated Setup and Install Service Markus Treinen -
insis UDP Integrated Setup and Install Service Markus Treinen -

Registry dates for this port: registered 2006-02.

Check what is listening on port 9215

Linux: is anything listening on TCP 9215?
sudo ss -tlnp 'sport = :9215'
Linux: UDP 9215
sudo ss -ulnp 'sport = :9215'
Linux / macOS: which process owns the port
sudo lsof -nP -i :9215
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':9215 '
Windows (Command Prompt)
netstat -ano | findstr :9215
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 9215 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 9215
From Windows
Test-NetConnection HOST -Port 9215
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 9215

Block port 9215 in the firewall

ufw
sudo ufw deny 9215/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 9215 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 9215 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 9215' -Direction Inbound -Protocol TCP -LocalPort 9215 -Action Block
ufw
sudo ufw deny 9215/udp
iptables
sudo iptables -A INPUT -p udp --dport 9215 -j DROP
nftables
sudo nft add rule inet filter input udp dport 9215 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 9215' -Direction Inbound -Protocol UDP -LocalPort 9215 -Action Block

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