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Port 9925 (xybrid-cloud)

IANA assigns port 9925 to xybrid-cloud: XYBRID Cloud.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference
xybrid-cloud TCP XYBRID Cloud Rx Networks Inc 2 -

Registry dates for this port: registered 2013-04-25.

Check what is listening on port 9925

Linux: is anything listening on TCP 9925?
sudo ss -tlnp 'sport = :9925'
Linux / macOS: which process owns the port
sudo lsof -nP -i :9925
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':9925 '
Windows (Command Prompt)
netstat -ano | findstr :9925
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 9925 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 9925
From Windows
Test-NetConnection HOST -Port 9925

Block port 9925 in the firewall

ufw
sudo ufw deny 9925/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 9925 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 9925 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 9925' -Direction Inbound -Protocol TCP -LocalPort 9925 -Action Block

Related ports

9909domaintime9911sype-transport9950apc-99509951apc-9951

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