HTTPfy

Port 8088 (radan-http)

IANA assigns port 8088 to radan-http: Radan HTTP.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
radan-http TCP Radan HTTP Steve Hay -
radan-http UDP Radan HTTP Steve Hay -

Registry dates for this port: registered 2008-06-13.

Check what is listening on port 8088

Linux: is anything listening on TCP 8088?
sudo ss -tlnp 'sport = :8088'
Linux: UDP 8088
sudo ss -ulnp 'sport = :8088'
Linux / macOS: which process owns the port
sudo lsof -nP -i :8088
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':8088 '
Windows (Command Prompt)
netstat -ano | findstr :8088
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 8088 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 8088
From Windows
Test-NetConnection HOST -Port 8088
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 8088

Block port 8088 in the firewall

ufw
sudo ufw deny 8088/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8088 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 8088 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 8088' -Direction Inbound -Protocol TCP -LocalPort 8088 -Action Block
ufw
sudo ufw deny 8088/udp
iptables
sudo iptables -A INPUT -p udp --dport 8088 -j DROP
nftables
sudo nft add rule inet filter input udp dport 8088 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 8088' -Direction Inbound -Protocol UDP -LocalPort 8088 -Action Block

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