All ports
Port2593/UDP
mns-mailPort
2593
Protocol
UDP
Category
Registered
Service
mns-mail
What is port 2593?
Port 2593/UDP is a Registered port, registered with IANA for specific applications. It is associated with the mns-mail service.
MNS Mail Notice Service
Useful commands
nmapnmap -p 2593 -sV example.comnetcatnc -zv example.com 2593curlcurl -v http://example.com:2593/telnettelnet example.com 2593bash(echo > /dev/udp/example.com/2593) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2593/udpDeny
sudo ufw deny 2593/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2593 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2593 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2593/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2593" dir=in action=allow protocol=UDP localport=2593Security Risks
- Open relay used for spam
- Email spoofing
- Brute force attacks against email accounts
- Information disclosure in email headers
Frequently Asked Questions
What service runs on port 2593/UDP?
Port 2593/UDP is associated with the mns-mail service. MNS Mail Notice Service
Is it safe to expose port 2593 to the Internet?
It depends on the service and configuration. Port 2593 (mns-mail) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.
How do I check if port 2593 is open?
You can use nmap: `nmap -p 2593 -sV example.com`, netcat: `nc -zv example.com 2593`, or the bash command: `(echo > /dev/udp/example.com/2593) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2593 on my firewall?
On Linux with UFW: `sudo ufw allow 2593/udp` (open) or `sudo ufw deny 2593/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2593 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2593" dir=in action=allow protocol=UDP localport=2593`.
What applications and services use port 2593?
Port 2593/UDP is used by the mns-mail service. Specific uses depend on the software and configuration. Check our related tools section for more information.