HTTPfy

Port 2995 (idrs)

IANA assigns port 2995 to idrs: IDRS.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
idrs TCP IDRS Jeff Eaton -
idrs UDP IDRS Jeff Eaton -

Check what is listening on port 2995

Linux: is anything listening on TCP 2995?
sudo ss -tlnp 'sport = :2995'
Linux: UDP 2995
sudo ss -ulnp 'sport = :2995'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2995
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2995 '
Windows (Command Prompt)
netstat -ano | findstr :2995
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2995 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2995
From Windows
Test-NetConnection HOST -Port 2995
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2995

Block port 2995 in the firewall

ufw
sudo ufw deny 2995/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2995 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2995 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2995' -Direction Inbound -Protocol TCP -LocalPort 2995 -Action Block
ufw
sudo ufw deny 2995/udp
iptables
sudo iptables -A INPUT -p udp --dport 2995 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2995 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2995' -Direction Inbound -Protocol UDP -LocalPort 2995 -Action Block

Related ports

2993veritas-vis12994veritas-vis22996vsixml2997rebol

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