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Port 8129 (paycash-wbp)

IANA assigns port 8129 to paycash-wbp: PayCash Wallet-Browser.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
paycash-wbp TCP PayCash Wallet-Browser MegaZone -
paycash-wbp UDP PayCash Wallet-Browser MegaZone -

Registry dates for this port: registered 2005-08.

Check what is listening on port 8129

Linux: is anything listening on TCP 8129?
sudo ss -tlnp 'sport = :8129'
Linux: UDP 8129
sudo ss -ulnp 'sport = :8129'
Linux / macOS: which process owns the port
sudo lsof -nP -i :8129
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':8129 '
Windows (Command Prompt)
netstat -ano | findstr :8129
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 8129 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 8129
From Windows
Test-NetConnection HOST -Port 8129
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 8129

Block port 8129 in the firewall

ufw
sudo ufw deny 8129/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8129 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 8129 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 8129' -Direction Inbound -Protocol TCP -LocalPort 8129 -Action Block
ufw
sudo ufw deny 8129/udp
iptables
sudo iptables -A INPUT -p udp --dport 8129 -j DROP
nftables
sudo nft add rule inet filter input udp dport 8129 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 8129' -Direction Inbound -Protocol UDP -LocalPort 8129 -Action Block

Related ports

8122apollo-admin8128paycash-online8130indigo-vrmi8131indigo-vbcp

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