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Port 8057 (senomix06)

IANA assigns port 8057 to senomix06: Senomix Timesheets Client [1 year assignment].

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
senomix06 TCP Senomix Timesheets Client [1 year assignment] Charles O Dale -
senomix06 UDP Senomix Timesheets Client [1 year assignment] Charles O Dale -

Registry dates for this port: registered 2006-07.

Check what is listening on port 8057

Linux: is anything listening on TCP 8057?
sudo ss -tlnp 'sport = :8057'
Linux: UDP 8057
sudo ss -ulnp 'sport = :8057'
Linux / macOS: which process owns the port
sudo lsof -nP -i :8057
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':8057 '
Windows (Command Prompt)
netstat -ano | findstr :8057
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 8057 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 8057
From Windows
Test-NetConnection HOST -Port 8057
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 8057

Block port 8057 in the firewall

ufw
sudo ufw deny 8057/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8057 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 8057 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 8057' -Direction Inbound -Protocol TCP -LocalPort 8057 -Action Block
ufw
sudo ufw deny 8057/udp
iptables
sudo iptables -A INPUT -p udp --dport 8057 -j DROP
nftables
sudo nft add rule inet filter input udp dport 8057 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 8057' -Direction Inbound -Protocol UDP -LocalPort 8057 -Action Block

Related ports

8055senomix048056senomix058058senomix078059senomix08

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