Port 38865 (secrmmsafecopya)

IANA assigns port 38865 to secrmmsafecopya: Security approval process for use of the secRMM SafeCopy program.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference

secrmmsafecopya TCP Security approval process for use of the secRMM SafeCopy program Squadra Technologies -

Registry dates for this port: registered 2012-03-14.

Linux: is anything listening on TCP 38865?

sudo ss -tlnp 'sport = :38865'

Linux / macOS: which process owns the port

sudo lsof -nP -i :38865

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':38865 '

Windows (Command Prompt)

netstat -ano | findstr :38865

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 38865 -State Listen | Select LocalAddress,OwningProcess

From another machine

nc -vz -w 5 HOST 38865

From Windows

Test-NetConnection HOST -Port 38865

ufw

sudo ufw deny 38865/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 38865 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 38865 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 38865' -Direction Inbound -Protocol TCP -LocalPort 38865 -Action Block

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