HTTPfy

Port 3007 (lotusmtap)

IANA assigns port 3007 to lotusmtap: Lotus Mail Tracking Agent Protocol.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
lotusmtap TCP Lotus Mail Tracking Agent Protocol Ken Lin -
lotusmtap UDP Lotus Mail Tracking Agent Protocol Ken Lin -

Check what is listening on port 3007

Linux: is anything listening on TCP 3007?
sudo ss -tlnp 'sport = :3007'
Linux: UDP 3007
sudo ss -ulnp 'sport = :3007'
Linux / macOS: which process owns the port
sudo lsof -nP -i :3007
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':3007 '
Windows (Command Prompt)
netstat -ano | findstr :3007
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 3007 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 3007
From Windows
Test-NetConnection HOST -Port 3007
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 3007

Block port 3007 in the firewall

ufw
sudo ufw deny 3007/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 3007 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 3007 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 3007' -Direction Inbound -Protocol TCP -LocalPort 3007 -Action Block
ufw
sudo ufw deny 3007/udp
iptables
sudo iptables -A INPUT -p udp --dport 3007 -j DROP
nftables
sudo nft add rule inet filter input udp dport 3007 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 3007' -Direction Inbound -Protocol UDP -LocalPort 3007 -Action Block

Related ports

3005geniuslm3006ii-admin3008midnight-tech3009pxc-ntfy

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