How do I find my SMTP host and port?

Posted on by Dominique Stacey

How do I find my SMTP host and port?

Windows:

  1. Open up a command prompt (CMD.exe)
  2. Type nslookup and hit enter.
  3. Type set type=MX and hit enter.
  4. Type the domain name and hit enter, for example: google.com.
  5. The results will be a list of host names that are set up for SMTP.

What is SMTP server number?

An SMTP server is the machine that takes care of the whole email delivery process: that’s why to send your messages with an email client or software you need first of all to configure the correct SMTP settings – in particular, the right SMTP address you’re using. (For instance, Gmail’s is smtp.gmail.com).

How to change mail.domain.com to mxtoolbox?

Open the Telnet tool and check the standard SMTP port – 25. Replace domain. com by your domain name. The first row will return 220 mail.domain.com ESMTP ready. Open the MXtoolbox Reverse lookup and check the output. It should match the mail.domain.com Once connected to the server via Telnet (port 25), execute the EHLO domain.com command:

Do you need a blacklist for mxtoolbox?

Here are a few suggestions for using MxToolbox to ease your mail server setup: Run a blacklist check on the IP addresses that you plan to use for your server. A blacklisted IP address should not be used for mail servers. We’ll start after you have assigned the IP addresses, and installed the OS and email server software.

How to check the health of the mxtoolbox domain?

Open Debug logs in Kerio Connect administration after enabling SMTP server and SMTP client options Go to the Mxtoolbox domain health check and run the test again. Review Debug logs. The similar output should appear: The highlighted above message means the protection feature Spam Repellent is enabled. MX toolbox even mentions such explanations:

How can I test my SMTP mail server?

This test will connect to a mail server via SMTP, perform a simple Open Relay Test and verify the server has a reverse DNS (PTR) record. It will also measure the response times for the mail server. If you don’t know your mail server’s address, start with a MX Lookup.