HTTPfy

Port 415 (bnet)

IANA assigns port 415 to bnet: BNet.

Well-known (system) port, 0-1023 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
bnet TCP BNet Jim Mertz -
bnet UDP BNet Jim Mertz -

Check what is listening on port 415

Linux: is anything listening on TCP 415?
sudo ss -tlnp 'sport = :415'
Linux: UDP 415
sudo ss -ulnp 'sport = :415'
Linux / macOS: which process owns the port
sudo lsof -nP -i :415
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':415 '
Windows (Command Prompt)
netstat -ano | findstr :415
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 415 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 415
From Windows
Test-NetConnection HOST -Port 415
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 415

Block port 415 in the firewall

ufw
sudo ufw deny 415/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 415 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 415 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 415' -Direction Inbound -Protocol TCP -LocalPort 415 -Action Block
ufw
sudo ufw deny 415/udp
iptables
sudo iptables -A INPUT -p udp --dport 415 -j DROP
nftables
sudo nft add rule inet filter input udp dport 415 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 415' -Direction Inbound -Protocol UDP -LocalPort 415 -Action Block

Related ports

413smsp414infoseek416silverplatter417onmux

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