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Port 6625 (datascaler-ctl)

IANA assigns port 6625 to datascaler-ctl: DataScaler control.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference
datascaler-ctl TCP DataScaler control Vasu Murthy -

Registry dates for this port: registered 2010-02-08.

Check what is listening on port 6625

Linux: is anything listening on TCP 6625?
sudo ss -tlnp 'sport = :6625'
Linux / macOS: which process owns the port
sudo lsof -nP -i :6625
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':6625 '
Windows (Command Prompt)
netstat -ano | findstr :6625
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 6625 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 6625
From Windows
Test-NetConnection HOST -Port 6625

Block port 6625 in the firewall

ufw
sudo ufw deny 6625/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 6625 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 6625 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 6625' -Direction Inbound -Protocol TCP -LocalPort 6625 -Action Block

Related ports

6623ktelnet6624datascaler-db6626wago-service6627nexgen

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