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Port 38800 (sruth)

IANA assigns port 38800 to sruth: Sruth is a service for the distribution of routinely- generated but arbitrary files based on a publish/subscribe distribution model and implemented using a peer-to-peer transport mechanism.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference
sruth TCP Sruth is a service for the distribution of routinely- generated but arbitrary files based on a publish/subscribe distribution model and implemented using a peer-to-peer transport mechanism University Corporation for Atmospheric Research -

Registry dates for this port: registered 2012-05-07.

Check what is listening on port 38800

Linux: is anything listening on TCP 38800?
sudo ss -tlnp 'sport = :38800'
Linux / macOS: which process owns the port
sudo lsof -nP -i :38800
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':38800 '
Windows (Command Prompt)
netstat -ano | findstr :38800
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 38800 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 38800
From Windows
Test-NetConnection HOST -Port 38800

Block port 38800 in the firewall

ufw
sudo ufw deny 38800/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 38800 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 38800 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 38800' -Direction Inbound -Protocol TCP -LocalPort 38800 -Action Block

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38472f1-control38638psqlmws38865secrmmsafecopya39063vroa

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