HTTPfy

Port 2276 (ibridge-mgmt)

IANA assigns port 2276 to ibridge-mgmt: iBridge Management.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
ibridge-mgmt TCP iBridge Management Patrick Fisher -
ibridge-mgmt UDP iBridge Management Patrick Fisher -

Registry dates for this port: registered 2004-12.

Check what is listening on port 2276

Linux: is anything listening on TCP 2276?
sudo ss -tlnp 'sport = :2276'
Linux: UDP 2276
sudo ss -ulnp 'sport = :2276'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2276
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2276 '
Windows (Command Prompt)
netstat -ano | findstr :2276
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2276 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2276
From Windows
Test-NetConnection HOST -Port 2276
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2276

Block port 2276 in the firewall

ufw
sudo ufw deny 2276/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2276 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2276 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2276' -Direction Inbound -Protocol TCP -LocalPort 2276 -Action Block
ufw
sudo ufw deny 2276/udp
iptables
sudo iptables -A INPUT -p udp --dport 2276 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2276 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2276' -Direction Inbound -Protocol UDP -LocalPort 2276 -Action Block

Related ports

2274pcttunnell2275ibridge-data2277bluectrlproxy2278s3db

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