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Port 5078 (pixelpusher)

IANA assigns port 5078 to pixelpusher: PixelPusher pixel data.

Registered (user) port, 1024-49151 UDP

Port 5078 is normally used over UDP; the checker tests TCP only, so a "filtered" result does not mean the UDP service is down.

IANA assignment

Service nameProtoDescriptionAssigneeReference
pixelpusher UDP PixelPusher pixel data heroicrobotics.com -

Registry dates for this port: registered 2014-06-24.

Check what is listening on port 5078

Linux: UDP 5078
sudo ss -ulnp 'sport = :5078'
Linux / macOS: which process owns the port
sudo lsof -nP -i :5078
Windows (Command Prompt)
netstat -ano | findstr :5078
Windows (PowerShell)
Get-NetUDPEndpoint -LocalPort 5078

Test it from outside

UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 5078

Block port 5078 in the firewall

ufw
sudo ufw deny 5078/udp
iptables
sudo iptables -A INPUT -p udp --dport 5078 -j DROP
nftables
sudo nft add rule inet filter input udp dport 5078 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 5078' -Direction Inbound -Protocol UDP -LocalPort 5078 -Action Block

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