HTTPfy

Port 8190 (gcp-rphy)

IANA assigns port 8190 to gcp-rphy: Generic control plane for RPHY.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference
gcp-rphy TCP Generic control plane for RPHY CableLabs -

Registry dates for this port: registered 2015-11-24.

Check what is listening on port 8190

Linux: is anything listening on TCP 8190?
sudo ss -tlnp 'sport = :8190'
Linux / macOS: which process owns the port
sudo lsof -nP -i :8190
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':8190 '
Windows (Command Prompt)
netstat -ano | findstr :8190
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 8190 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 8190
From Windows
Test-NetConnection HOST -Port 8190

Block port 8190 in the firewall

ufw
sudo ufw deny 8190/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8190 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 8190 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 8190' -Direction Inbound -Protocol TCP -LocalPort 8190 -Action Block

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